data.js

window.__GATEWAY_DATA__ = {
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        "新名 SC-5MS 同轴馈线",
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        "挪客 Naturehike 60L 驼包",
        "Rhinowalk 犀牛漫步 65L 驼包"
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      "id": "allergy-management",
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        "思莫斯伯被子",
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        "Sennheiser HD600",
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      "id": "sim-racing",
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      "mark": "竞",
      "description": "用可重复训练理解车辆动态、赛道节奏与驾驶技术。",
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        "Thrustmaster T-GT · 方向盘 + 踏板",
        "Thrustmaster TH8A"
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      "mark": "童",
      "description": "支持孩子探索，也积累可以共同参与和传承的体验。",
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        "眼镜控优点 2.0 — 龙哥"
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      "description": "通过车辆设定、体能和路线探索拓展日常移动半径。",
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      "in_use_gear_count": 2,
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        "PMT MIPS 自行车头盔",
        "书比 折叠山地车 009 公主粉 16\""
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      "title": "网络 / 基础设施",
      "mark": "网",
      "description": "理解连接、存储与家庭数字基础设施的可靠运行。",
      "cluster_id": "engineering",
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      "active_gear_count": 2,
      "in_use_gear_count": 2,
      "gateway_count": 0,
      "stage": "practicing",
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      "gear_titles": [
        "小米路由器 AX3600",
        "小米路由器 AX9000"
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      "title": "音乐 / 演奏创作",
      "mark": "乐",
      "description": "从演奏、节奏和乐理进入表达、合作与持续练习。",
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      "in_use_gear_count": 2,
      "gateway_count": 0,
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      "gateway_titles": [],
      "gear_titles": [
        "恩雅碳纤维尤克里里",
        "恩雅 Cyber-G 电子吉他"
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      "id": "wearing",
      "title": "穿戴 / 身体界面",
      "mark": "衣",
      "description": "让材料、剪裁与防护更好地服务身体和具体活动。",
      "cluster_id": "life",
      "cluster_title": "生活与感官",
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      "gear_titles": [
        "Red Wing 8111 Iron Ranger 工装靴"
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      "title": "康复 / 身体维护",
      "mark": "复",
      "description": "围绕恢复、疼痛管理与长期活动能力建立日常实践。",
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      "cluster_title": "身体与自然",
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      "in_use_gear_count": 1,
      "gateway_count": 0,
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      "gateway_titles": [],
      "gear_titles": [
        "拐杖 🩹"
      ]
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      "id": "navigation",
      "title": "地图 / 定位导航",
      "mark": "图",
      "description": "从读图、方位和路线规划进入空间判断与野外导航。",
      "cluster_id": "body-nature",
      "cluster_title": "身体与自然",
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      "active_gear_count": 0,
      "in_use_gear_count": 0,
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      "stage": "gateway",
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        "Silva Ranger 基板指南针"
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      "title": "电子 / 电路实验",
      "mark": "电",
      "description": "通过测量、焊接和小型电路理解电子系统如何工作。",
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      "gear_titles": []
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      "id": "personal-finance",
      "title": "个人财务 / 资源配置",
      "mark": "财",
      "description": "把现金流、风险、保障和长期目标组织成稳定系统。",
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      "gateway_count": 1,
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      "gateway_titles": [
        "30 天现金流体检"
      ],
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      "id": "birding",
      "title": "观鸟 / 行为记录",
      "mark": "鸟",
      "description": "通过辨识、声音和季节记录进入鸟类行为与生态。",
      "cluster_id": "science",
      "cluster_title": "科学与观察",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 1,
      "stage": "gateway",
      "gateway_titles": [
        "Nikon PROSTAFF P7 8×42 双筒望远镜"
      ],
      "gear_titles": []
    },
    {
      "id": "visual-art",
      "title": "绘画 / 视觉表达",
      "mark": "画",
      "description": "训练线条、形体、色彩和观察，把视觉经验转化为表达。",
      "cluster_id": "arts",
      "cluster_title": "艺术与表达",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 1,
      "stage": "gateway",
      "gateway_titles": [
        "30 天视觉日记套装"
      ],
      "gear_titles": []
    },
    {
      "id": "coffee-tea",
      "title": "咖啡茶饮 / 风味感知",
      "mark": "饮",
      "description": "通过冲泡变量、产地和感官记录建立稳定的风味辨识能力。",
      "cluster_id": "life",
      "cluster_title": "生活与感官",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 1,
      "stage": "gateway",
      "gateway_titles": [
        "HARIO V60 02 陶瓷滤杯"
      ],
      "gear_titles": []
    },
    {
      "id": "archaeology",
      "title": "考古 / 物质证据",
      "mark": "古",
      "description": "从遗物、地层和现场方法理解没有文字留下的过去。",
      "cluster_id": "humanities",
      "cluster_title": "人文与社会",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 1,
      "stage": "gateway",
      "gateway_titles": [
        "一馆一题：博物馆田野笔记"
      ],
      "gear_titles": []
    },
    {
      "id": "woodworking",
      "title": "木工 / 榫接制作",
      "mark": "木",
      "description": "通过测量、切削、连接和表面处理理解木材与结构。",
      "cluster_id": "craft",
      "cluster_title": "手艺与制作",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 1,
      "stage": "gateway",
      "gateway_titles": [
        "一日木工入门工作坊"
      ],
      "gear_titles": []
    },
    {
      "id": "cooking",
      "title": "烹饪 / 味觉实践",
      "mark": "味",
      "description": "从火候、食材和技法进入可重复的家庭烹饪与味觉判断。",
      "cluster_id": "life",
      "cluster_title": "生活与感官",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 1,
      "stage": "gateway",
      "gateway_titles": [
        "ThermoWorks Thermapen ONE"
      ],
      "gear_titles": []
    },
    {
      "id": "acoustics",
      "title": "声学 / 空间与波",
      "mark": "音",
      "description": "理解声音如何产生、传播、反射、被记录和被空间塑造。",
      "cluster_id": "arts",
      "cluster_title": "艺术与表达",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 1,
      "stage": "gateway",
      "gateway_titles": [
        "第一次声音散步与环境录音"
      ],
      "gear_titles": []
    },
    {
      "id": "writing-design",
      "title": "书写 / 纸笔设计",
      "mark": "写",
      "description": "通过笔、墨水、纸张和手写习惯，建立低摩擦的思考与记录方式。",
      "cluster_id": "arts",
      "cluster_title": "艺术与表达",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 1,
      "stage": "gateway",
      "gateway_titles": [
        "LAMY Safari"
      ],
      "gear_titles": []
    },
    {
      "id": "digital-fabrication",
      "title": "数字制造 / 3D 打印",
      "mark": "造",
      "description": "把数字模型变成实体零件，学习设计、材料、切片与迭代。",
      "cluster_id": "engineering",
      "cluster_title": "工程与技术",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 1,
      "stage": "gateway",
      "gateway_titles": [
        "Bambu Lab A1 mini 3D 打印机"
      ],
      "gear_titles": []
    },
    {
      "id": "ceramics",
      "title": "陶艺 / 土与火",
      "mark": "陶",
      "description": "通过成形、干燥、釉料和烧制理解材料变化。",
      "cluster_id": "craft",
      "cluster_title": "手艺与制作",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 1,
      "stage": "gateway",
      "gateway_titles": [
        "陶艺拉坯体验课"
      ],
      "gear_titles": []
    },
    {
      "id": "astronomy",
      "title": "天文 / 深空观察",
      "mark": "星",
      "description": "从辨认星空进入光学观测、天体运动、摄影与公民科学。",
      "cluster_id": "science",
      "cluster_title": "科学与观察",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 1,
      "stage": "gateway",
      "gateway_titles": [
        "Celestron StarSense Explorer LT 80AZ"
      ],
      "gear_titles": []
    },
    {
      "id": "micro-observation",
      "title": "微观 / 材料观察",
      "mark": "微",
      "description": "把肉眼不可见的细节变成可以观察、比较、记录和研究的对象。",
      "cluster_id": "science",
      "cluster_title": "科学与观察",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 1,
      "stage": "gateway",
      "gateway_titles": [
        "数码显微镜（Andonstar AD409 级别）"
      ],
      "gear_titles": []
    },
    {
      "id": "emergency",
      "title": "应急 / 风险准备",
      "mark": "备",
      "description": "通过情境判断、急救、通信和物资计划提高真实风险下的韧性。",
      "cluster_id": "body-nature",
      "cluster_title": "身体与自然",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 1,
      "stage": "gateway",
      "gateway_titles": [
        "线下急救 + CPR + AED 认证课"
      ],
      "gear_titles": []
    },
    {
      "id": "language-culture",
      "title": "语言 / 文化进入",
      "mark": "语",
      "description": "用真实交流、阅读和文化材料打开另一种理解世界的方式。",
      "cluster_id": "humanities",
      "cluster_title": "人文与社会",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 1,
      "stage": "gateway",
      "gateway_titles": [
        "四周语言交换冲刺"
      ],
      "gear_titles": []
    },
    {
      "id": "knowledge-management",
      "title": "知识管理 / 外部大脑",
      "mark": "知",
      "description": "建立捕捉、连接、检索和输出知识的长期系统。",
      "cluster_id": "systems",
      "cluster_title": "思维与系统",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 1,
      "stage": "gateway",
      "gateway_titles": [
        "30 天个人知识花园实验"
      ],
      "gear_titles": []
    },
    {
      "id": "materials-science",
      "title": "材料 / 性能选择",
      "mark": "材",
      "description": "理解金属、聚合物、陶瓷和复合材料为何表现不同。",
      "cluster_id": "engineering",
      "cluster_title": "工程与技术",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "urbanism",
      "title": "城市 / 公共空间",
      "mark": "城",
      "description": "观察街道、交通、密度和公共空间如何影响生活。",
      "cluster_id": "humanities",
      "cluster_title": "人文与社会",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "geology",
      "title": "地质 / 地球历史",
      "mark": "岩",
      "description": "从岩石、地貌和地层进入跨越亿万年的地球过程。",
      "cluster_id": "science",
      "cluster_title": "科学与观察",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "animation",
      "title": "动画 / 运动表达",
      "mark": "动",
      "description": "从时间、姿态和节奏进入逐帧创造生命感的艺术。",
      "cluster_id": "arts",
      "cluster_title": "艺术与表达",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "animal-care",
      "title": "动物照料 / 跨物种理解",
      "mark": "兽",
      "description": "从行为、健康和环境丰容理解如何负责任地照料动物。",
      "cluster_id": "life",
      "cluster_title": "生活与感官",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "fermentation",
      "title": "发酵 / 微生物风味",
      "mark": "酵",
      "description": "通过温度、时间、盐度和菌群观察食物的可控变化。",
      "cluster_id": "life",
      "cluster_title": "生活与感官",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "law-civics",
      "title": "法律 / 公民制度",
      "mark": "法",
      "description": "理解权利、程序、责任以及公共制度如何实际运行。",
      "cluster_id": "humanities",
      "cluster_title": "人文与社会",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "textile-sewing",
      "title": "缝纫 / 纺织结构",
      "mark": "缝",
      "description": "理解布料、版型和缝合，把穿戴需求变成可修改的物件。",
      "cluster_id": "craft",
      "cluster_title": "手艺与制作",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "ocean-science",
      "title": "海洋 / 潮汐世界",
      "mark": "海",
      "description": "理解洋流、潮汐、海岸生态与人类活动之间的关系。",
      "cluster_id": "science",
      "cluster_title": "科学与观察",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "aviation",
      "title": "航空 / 飞行世界",
      "mark": "航",
      "description": "从飞行观察进入空气动力、航路、气象、管制与模拟飞行。",
      "cluster_id": "engineering",
      "cluster_title": "工程与技术",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "chemistry",
      "title": "化学 / 物质变化",
      "mark": "化",
      "description": "用安全的小实验理解物质、反应、浓度与测量。",
      "cluster_id": "science",
      "cluster_title": "科学与观察",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "robotics",
      "title": "机器人 / 自动控制",
      "mark": "机",
      "description": "连接传感器、执行器、控制逻辑与真实世界中的自主行动。",
      "cluster_id": "engineering",
      "cluster_title": "工程与技术",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "mechanical-engineering",
      "title": "机械 / 运动机构",
      "mark": "械",
      "description": "从齿轮、轴承和传动进入力、运动与机械设计。",
      "cluster_id": "engineering",
      "cluster_title": "工程与技术",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "infrastructure",
      "title": "基础设施 / 城市生命线",
      "mark": "基",
      "description": "理解水、电、交通、通信和废弃物系统如何维持城市运行。",
      "cluster_id": "engineering",
      "cluster_title": "工程与技术",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "architecture",
      "title": "建筑 / 空间构造",
      "mark": "筑",
      "description": "从尺度、材料和动线进入空间如何塑造人的生活。",
      "cluster_id": "craft",
      "cluster_title": "手艺与制作",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "education",
      "title": "教育 / 学习设计",
      "mark": "教",
      "description": "研究人如何学习，并设计反馈、练习和成长环境。",
      "cluster_id": "humanities",
      "cluster_title": "人文与社会",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "metalworking",
      "title": "金工 / 金属成形",
      "mark": "金",
      "description": "从锉削、钻孔、连接和热处理进入金属加工。",
      "cluster_id": "craft",
      "cluster_title": "手艺与制作",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "economics",
      "title": "经济 / 激励机制",
      "mark": "经",
      "description": "理解稀缺、激励、市场和制度如何影响个人与社会选择。",
      "cluster_id": "humanities",
      "cluster_title": "人文与社会",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "mycology",
      "title": "菌物 / 隐形网络",
      "mark": "菌",
      "description": "从蘑菇和发酵现象进入菌物分类、生态与安全辨识。",
      "cluster_id": "science",
      "cluster_title": "科学与观察",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "entomology",
      "title": "昆虫 / 微型生态",
      "mark": "虫",
      "description": "观察形态、变态与行为，进入身边最庞大的动物世界。",
      "cluster_id": "science",
      "cluster_title": "科学与观察",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "history",
      "title": "历史 / 时间中的人",
      "mark": "史",
      "description": "用来源、背景和因果理解制度、技术与日常生活如何变化。",
      "cluster_id": "humanities",
      "cluster_title": "人文与社会",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "travel-fieldwork",
      "title": "旅行 / 田野进入",
      "mark": "旅",
      "description": "把旅行从打卡变成对地方、语言、历史和日常生活的观察。",
      "cluster_id": "humanities",
      "cluster_title": "人文与社会",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "meditation",
      "title": "冥想 / 注意力训练",
      "mark": "静",
      "description": "通过可重复练习观察注意力、情绪和身体感受。",
      "cluster_id": "systems",
      "cluster_title": "思维与系统",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "energy-systems",
      "title": "能源 / 电力系统",
      "mark": "能",
      "description": "从电池、发电和用能进入能源转换、储存与基础设施。",
      "cluster_id": "engineering",
      "cluster_title": "工程与技术",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "leathercraft",
      "title": "皮具 / 手工缝制",
      "mark": "革",
      "description": "从裁切、打斩、缝线和养护进入耐用物件制作。",
      "cluster_id": "craft",
      "cluster_title": "手艺与制作",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "graphic-design",
      "title": "平面设计 / 信息秩序",
      "mark": "版",
      "description": "用层级、网格、色彩和符号让信息更容易被理解。",
      "cluster_id": "arts",
      "cluster_title": "艺术与表达",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "meteorology",
      "title": "气象 / 天气判断",
      "mark": "云",
      "description": "学习云、风、气压和预报，把天气从背景变成可判断的系统。",
      "cluster_id": "science",
      "cluster_title": "科学与观察",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "anthropology",
      "title": "人类学 / 文化观察",
      "mark": "人",
      "description": "通过田野、比较和反思理解不同社会的生活逻辑。",
      "cluster_id": "humanities",
      "cluster_title": "人文与社会",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "neuroscience",
      "title": "神经科学 / 大脑认知",
      "mark": "脑",
      "description": "理解感知、记忆、学习和决策背后的神经机制。",
      "cluster_id": "science",
      "cluster_title": "科学与观察",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "ecology",
      "title": "生态 / 系统观察",
      "mark": "态",
      "description": "从物种之间的关系进入能量、环境和生态系统变化。",
      "cluster_id": "science",
      "cluster_title": "科学与观察",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "collecting-curation",
      "title": "收藏 / 策展判断",
      "mark": "藏",
      "description": "从拥有物件进阶到建立主题、边界、来源与取舍标准。",
      "cluster_id": "systems",
      "cluster_title": "思维与系统",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "data-literacy",
      "title": "数据 / 证据推理",
      "mark": "据",
      "description": "学习收集、清理、可视化和质疑数据，避免被图表误导。",
      "cluster_id": "engineering",
      "cluster_title": "工程与技术",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "mathematics",
      "title": "数学 / 模式结构",
      "mark": "数",
      "description": "从问题、证明和模型进入抽象结构与严密推理。",
      "cluster_id": "science",
      "cluster_title": "科学与观察",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "water-sports",
      "title": "水上运动 / 水域能力",
      "mark": "水",
      "description": "通过游泳、桨板、皮划艇或帆船建立水域安全与移动能力。",
      "cluster_id": "body-nature",
      "cluster_title": "身体与自然",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "sleep-science",
      "title": "睡眠 / 昼夜节律",
      "mark": "眠",
      "description": "理解光照、节律、环境和行为如何影响恢复质量。",
      "cluster_id": "life",
      "cluster_title": "生活与感官",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "negotiation",
      "title": "谈判 / 协作决策",
      "mark": "谈",
      "description": "学习识别利益、建立选项并在分歧中达成可执行共识。",
      "cluster_id": "humanities",
      "cluster_title": "人文与社会",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "fitness",
      "title": "体能 / 动作训练",
      "mark": "体",
      "description": "围绕力量、耐力、灵活性和动作质量建立可持续训练。",
      "cluster_id": "body-nature",
      "cluster_title": "身体与自然",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "cybersecurity",
      "title": "网络安全 / 数字防御",
      "mark": "安",
      "description": "从威胁模型、身份和网络边界进入负责任的安全实践。",
      "cluster_id": "engineering",
      "cluster_title": "工程与技术",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "literature",
      "title": "文学 / 叙事阅读",
      "mark": "书",
      "description": "通过作品、时代与语言进入他人的经验和叙事结构。",
      "cluster_id": "arts",
      "cluster_title": "艺术与表达",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "dance",
      "title": "舞蹈 / 身体表达",
      "mark": "舞",
      "description": "用节奏、空间和动作把身体变成表达媒介。",
      "cluster_id": "arts",
      "cluster_title": "艺术与表达",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "experimental-physics",
      "title": "物理 / 实验直觉",
      "mark": "理",
      "description": "通过可重复实验建立对力、光、热、电和波的直觉。",
      "cluster_id": "science",
      "cluster_title": "科学与观察",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "theater",
      "title": "戏剧 / 舞台协作",
      "mark": "剧",
      "description": "通过表演、文本、灯光和协作理解现场叙事。",
      "cluster_id": "arts",
      "cluster_title": "艺术与表达",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "perfumery",
      "title": "香气 / 嗅觉训练",
      "mark": "香",
      "description": "建立嗅觉词汇，理解原料、挥发和气味记忆。",
      "cluster_id": "arts",
      "cluster_title": "艺术与表达",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "film-video",
      "title": "影像 / 叙事制作",
      "mark": "映",
      "description": "从镜头、声音和剪辑进入能够被观看和理解的时间叙事。",
      "cluster_id": "arts",
      "cluster_title": "艺术与表达",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "game-design",
      "title": "游戏设计 / 规则体验",
      "mark": "游",
      "description": "从规则、反馈和选择理解互动系统如何产生体验。",
      "cluster_id": "arts",
      "cluster_title": "艺术与表达",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "gardening",
      "title": "园艺 / 植物观察",
      "mark": "植",
      "description": "从养护一株植物进入生长周期、土壤、光照与季节变化。",
      "cluster_id": "body-nature",
      "cluster_title": "身体与自然",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "philosophy",
      "title": "哲学 / 概念辨析",
      "mark": "哲",
      "description": "练习定义问题、审视前提，并对价值和知识进行推理。",
      "cluster_id": "humanities",
      "cluster_title": "人文与社会",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "horology",
      "title": "钟表 / 微型机械",
      "mark": "钟",
      "description": "从走时、擒纵和维护进入精密机械与时间文化。",
      "cluster_id": "craft",
      "cluster_title": "手艺与制作",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "typography",
      "title": "字体 / 文字形态",
      "mark": "字",
      "description": "观察字形、间距和阅读节奏，理解文字如何成为视觉系统。",
      "cluster_id": "arts",
      "cluster_title": "艺术与表达",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "natural-history",
      "title": "自然史 / 物种观察",
      "mark": "生",
      "description": "从识别身边物种进入生态关系、记录方法与长期自然观察。",
      "cluster_id": "science",
      "cluster_title": "科学与观察",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    },
    {
      "id": "ai-collaboration",
      "title": "AI / 人机协作",
      "mark": "智",
      "description": "探索如何与模型共同研究、创造、自动化并建立可靠工作流。",
      "cluster_id": "engineering",
      "cluster_title": "工程与技术",
      "gear_count": 0,
      "active_gear_count": 0,
      "in_use_gear_count": 0,
      "gateway_count": 0,
      "stage": "empty",
      "gateway_titles": [],
      "gear_titles": []
    }
  ],
  "gateways": [
    {
      "id": "oceanus-s100",
      "title": "Casio Oceanus S100",
      "category": "时间 / 日本工业设计",
      "domain_id": "everyday-design",
      "status": "owned",
      "gateway_score": 98,
      "world_opening_index": 5,
      "graduation_index": 5,
      "maintenance": "low",
      "price_band": "闲鱼 ¥1059（2026-07 购入）",
      "tags": [
        "watch",
        "oceanus",
        "titanium",
        "solar",
        "radio-controlled"
      ],
      "related": [],
      "excerpt": "钛合金、蓝宝石、光动能、电波校时、轻薄三针和克制的表壳工艺集中在一个日常工具里。它把“准确时间”“日本工业设计”“长期主义”连接起来。",
      "roadmap": {
        "summary": "通过一块克制的日用表进入时间工程、钛加工、无线授时与日本工业设计。",
        "recommended_now": "先围绕佩戴、校时、表壳工艺和储能状态完成一次真实观察，再决定是否购买。",
        "first_steps": [
          "试戴并确认尺寸、重量和表链余量",
          "检查模块、储能、对刻度和电波接收",
          "用放大观察记录拉丝、镜面与边缘处理"
        ],
        "milestones": [
          {
            "title": "完成二手购买检查清单",
            "status": "current",
            "evidence": "模块、储能、表链和功能自检"
          },
          {
            "title": "连续佩戴 30 天",
            "status": "next",
            "evidence": "记录舒适、准确与使用频率"
          },
          {
            "title": "形成腕表工程观察笔记",
            "status": "next",
            "evidence": "材料、加工、授时和能源系统"
          }
        ],
        "branches": [
          {
            "title": "材料与加工",
            "description": "观察钛、拉丝、镜面和表壳结构。",
            "next_action": "完成一组放大细节记录"
          },
          {
            "title": "时间工程",
            "description": "理解光动能、电波校时和长期精度。",
            "next_action": "记录不同位置的收波表现"
          },
          {
            "title": "系列研究",
            "description": "从 S100 延伸到 Oceanus 的产品谱系。",
            "next_action": "对比三个代表型号的设计取舍"
          }
        ],
        "alternatives": [
          {
            "title": "保留现有计时设备",
            "best_for": "只需要准确时间，没有材料和工艺研究兴趣",
            "verdict": "零新增成本，是功能层面更好的选择。"
          },
          {
            "title": "更高阶 Oceanus",
            "best_for": "明确需要世界时、GPS 或更高级打磨",
            "verdict": "S100 的克制与性价比仍更适合作为入口。"
          }
        ]
      },
      "guide": {
        "entry_type": "product",
        "hook": "一块不需要天天照顾的表，反而会把你带进时间校准、材料处理和日常工业设计。",
        "spark": "试着观察：真正的高级感往往不是功能更多，而是每天少打扰你一次。",
        "payoff": "你会开始分辨表壳比例、钛材触感、指针可读性与长期使用痕迹，而不只看品牌。",
        "quick_start": {
          "time": "15 分钟",
          "cost": "¥0",
          "action": "拿现有手表或手机，记录一天中真正看时间的三个场景，并写下每次操作的摩擦。",
          "win": "找出一个你过去从未意识到的日常设计细节。"
        },
        "starter_knowledge": [
          {
            "term": "高频校时",
            "explain": "无线电时间信号让石英表自动校准，价值是省心而非炫技。"
          },
          {
            "term": "钛与表面处理",
            "explain": "轻只是第一层，耐划与触感更多取决于硬化和抛光。"
          },
          {
            "term": "可读性",
            "explain": "指针、刻度和反差决定一眼读取，复杂功能未必更好用。"
          }
        ],
        "upgrade_when": "当你能说清自己在意的是重量、校时、尺寸还是设计语言时，再比较或购买下一块表。"
      }
    },
    {
      "id": "rtl-sdr-v4",
      "title": "RTL-SDR V4",
      "category": "电磁 / 软件无线电",
      "domain_id": "radio",
      "status": "owned",
      "gateway_score": 96,
      "world_opening_index": 5,
      "graduation_index": 3,
      "maintenance": "low",
      "price_band": "约 ¥200–500，视套装而定",
      "tags": [
        "radio",
        "sdr",
        "electronics"
      ],
      "related": [],
      "excerpt": "用很低成本看到“空气里的信号”：广播、飞机 ADS-B、AIS、气象与卫星信号。它和 VX-6R 互补，把无线电从手台扩展到计算机与可视化。",
      "roadmap": {
        "summary": "用低成本频谱观察建立电磁直觉，再选择航空、卫星、数字模式或信号分析分支。",
        "recommended_now": "把一次“看见信号”变成可复现实验：固定频段、天线、地点和软件设置，留下截图与结论。",
        "first_steps": [
          "完成 FM 广播和 ADS-B 两种不同信号的接收",
          "记录天线、增益、采样率和地点，确保结果可复现",
          "将一个信号与真实来源或公开数据对应起来"
        ],
        "milestones": [
          {
            "title": "完成合规知识准备",
            "status": "achieved",
            "evidence": "已经取得操作证并申请呼号"
          },
          {
            "title": "稳定接收并辨识三类信号",
            "status": "current",
            "evidence": "建议从广播、ADS-B、气象或卫星中选择"
          },
          {
            "title": "完成一次天线对比",
            "status": "next",
            "evidence": "保持其他变量一致"
          },
          {
            "title": "产出一份完整信号观察记录",
            "status": "next",
            "evidence": "包含设置、截图、解释与边界"
          }
        ],
        "branches": [
          {
            "title": "航空 / 航海",
            "description": "从 ADS-B、AIS 进入位置数据和可视化。",
            "next_action": "搭建一个稳定的 ADS-B 接收记录"
          },
          {
            "title": "气象 / 卫星",
            "description": "结合轨道预报、天线方向和图像解码。",
            "next_action": "选择一个可预测过境目标"
          },
          {
            "title": "数字模式 / 分析",
            "description": "学习瀑布图、调制、滤波和解码。",
            "next_action": "完整解释一个已识别信号"
          }
        ],
        "alternatives": [
          {
            "title": "Yaesu VX-6R",
            "best_for": "目标是实际合规通联和便携可靠性",
            "verdict": "发射与通联更强；观察广度和可视化不如 SDR，两者互补。"
          },
          {
            "title": "更高阶 SDR",
            "best_for": "明确遇到带宽、动态范围或频率覆盖限制",
            "verdict": "先让 V4 的实验可重复，再根据瓶颈升级。"
          }
        ]
      },
      "guide": {
        "entry_type": "product",
        "hook": "几十到几百元就能把原本看不见的电波变成瀑布图：广播、航空、卫星和本地信号突然都有了形状。",
        "spark": "城市不是安静的；你身边每秒都有大量信号穿过，只是耳朵听不到。",
        "payoff": "第一次在频谱上看见信号、调到合法可接收的广播时，会立刻理解频率不只是课本数字。",
        "quick_start": {
          "time": "20 分钟",
          "cost": "¥0",
          "action": "先打开一个公开 WebSDR，在瀑布图里寻找宽带 FM 与窄带语音的外观差异。",
          "win": "独立找到并听到一个已知广播信号。"
        },
        "starter_knowledge": [
          {
            "term": "频率",
            "explain": "不同频段像不同道路，传播方式、用途和天线尺寸都不同。"
          },
          {
            "term": "带宽",
            "explain": "信号在频谱上占多宽，决定它能承载什么，也影响接收设置。"
          },
          {
            "term": "接收不等于发射",
            "explain": "SDR 入门先观察；发射涉及执照、功率和频段规则。"
          }
        ],
        "upgrade_when": "当网页接收已让你想追踪本地或卫星信号，并且知道目标频段后，再买接收棒与匹配天线。"
      }
    },
    {
      "id": "sennheiser-hd600",
      "title": "Sennheiser HD600",
      "category": "声音 / 听觉",
      "domain_id": "listening",
      "status": "owned",
      "gateway_score": 96,
      "world_opening_index": 5,
      "graduation_index": 4,
      "maintenance": "low",
      "price_band": "拼多多 ¥1450（2026-07 购入）",
      "tags": [
        "audio",
        "headphones",
        "reference"
      ],
      "related": [],
      "excerpt": "它不靠刺激的低频或复杂功能，而是把注意力引向录音、人声位置、空间和乐器层次，适合作为“认真听”的参考起点。",
      "roadmap": {
        "related_gateway_ids": [
          "music-services"
        ],
        "summary": "先用现有 Sony MDR-100ABN 和 MacBook Pro 建立 Apple Music 听音基准，再用真实需求决定是否进入开放式 Hi-Fi。",
        "recommended_now": "给 MDR-100ABN 换好密封正常的耳罩，3.5 mm 直插 MacBook Pro，按下面的 AAC → Lossless → Dolby Atmos 三轮流程做一周对照。",
        "first_steps": [
          "确认耳罩不塌陷、左右密封一致，用 3.5 mm 线直插 MacBook Pro，无需外置 DAC",
          "在 Apple Music 建立“Reference Tracks”播放列表，固定歌曲版本和 30–60 秒比较片段",
          "同一次只改一个变量，手动匹配音量，只记“听到了什么”"
        ],
        "playbook_label": "APPLE MUSIC ROADMAP",
        "playbook_title": "Sony MDR-100ABN · Apple Music 入门路线",
        "playbook_checked_at": "2026-07-19",
        "playbook": [
          {
            "eyebrow": "SETUP · 10 MIN",
            "title": "先建立一个不加料的基准",
            "summary": "路径：Apple Music → MacBook Pro 内置 DAC/耳放 → 3.5 mm 有线 → MDR。不需要买小尾巴或桌面耳放。",
            "items": [
              {
                "title": "硬件",
                "meta": "MDR-100ABN · 3.5 mm · MBP",
                "detail": "优先更换已老化耳罩，确保不漏气；从低音量开始，听清即可，不用靠大音量制造“细节更多”。"
              },
              {
                "title": "Apple Music 播放设置",
                "meta": "音乐 > 设置 > 播放",
                "detail": "第一轮先关闭无损、杜比全景声、均衡器、声音增强和音量平衡，作为立体声 AAC 基准。"
              },
              {
                "title": "下载注意",
                "meta": "改格式后需重新下载",
                "detail": "旧下载文件不会自动变成无损或 Atmos。测试时可直接流播，或删除旧下载后按新设置重新下载。"
              }
            ]
          },
          {
            "eyebrow": "A/B · WEEK 1",
            "title": "AAC → Lossless → Dolby Atmos 三轮对比",
            "summary": "一轮只改一个设置，不预设无损一定能听出。Dolby Atmos 是不同混音/空间呈现，不是“更高码率”。",
            "items": [
              {
                "title": "A · AAC 基准",
                "meta": "第 1–2 天 · Lossless OFF · Atmos OFF",
                "detail": "用固定片段听人声位置、鼓/贝斯轮廓、乐器左右与密度。先建立熟悉感，不做胜负判定。"
              },
              {
                "title": "B · Lossless",
                "meta": "第 3–4 天 · 24-bit/48 kHz 以内",
                "detail": "打开“无损音频”，流播设为“无损”即可；MBP 耳机口足够。与 AAC 反复切换同一片段，若稳定听不出也是正常结果。"
              },
              {
                "title": "C · Dolby Atmos",
                "meta": "第 5–7 天 · 有线耳机选“始终打开”",
                "detail": "选一首带 Dolby 标记的歌，在“关闭/始终打开”之间比较。由于混音和响度可能不同，先手动匹配听感音量，再记录空间、人声和低频的变化。"
              }
            ]
          },
          {
            "eyebrow": "REFERENCE TRACKS",
            "title": "固定曲目与听点",
            "summary": "先固定下面 6 首，再加 3–5 首你本来就熟悉的歌。比较时始终使用同一专辑/现场版本。",
            "items": [
              {
                "title": "Norah Jones · Don't Know Why",
                "meta": "人声 / 钢琴 / 贝斯",
                "detail": "听人声是否居中稳定、齿音是否刺、贝斯音符是一颗颗还是糊成一片。"
              },
              {
                "title": "Diana Krall · The Look of Love",
                "meta": "近距离人声 / 管弦层次",
                "detail": "听声音的距离、弦乐背景与人声是否分开，以及 MDR 的暖声是舒服还是偏闷。"
              },
              {
                "title": "Eagles · Hotel California (Live on MTV, 1994)",
                "meta": "现场 / 观众 / 吉他",
                "detail": "听开场环境、观众深度和吉他方位；务必固定这个现场版，不要与录音室版混用。"
              },
              {
                "title": "Dire Straits · Money for Nothing",
                "meta": "动态 / 吉他质感 / 鼓",
                "detail": "听开场到主奏进入时的层次和力度，鼓点是有边缘还是只剩下音量。"
              },
              {
                "title": "Hans Zimmer · Time",
                "meta": "堆叠 / 低频 / 大动态",
                "detail": "听编曲逐层加入时是否仍能跟住主旋律，后段是混乱还是仍有层次。"
              },
              {
                "title": "任一带 Dolby 标记的熟悉歌曲",
                "meta": "Atmos 专用对照",
                "detail": "不追求“包围感一定更好”，只记录人声位置、声场尺寸、乐器方位和低频是否变了。"
              }
            ]
          },
          {
            "eyebrow": "LISTENING METHOD",
            "title": "不用烧友黑话的听音方法",
            "summary": "每次 15–20 分钟就停；疲劳后的细节判断很容易变成大音量偏好。",
            "items": [
              {
                "title": "固定 30–60 秒",
                "meta": "同一片段反复 A/B",
                "detail": "不要每次听完整首再换设备。切换后先手动匹配音量，差异太小时不强行下结论。"
              },
              {
                "title": "一次只听一件事",
                "meta": "人声 → 低频 → 空间 → 分离",
                "detail": "问“人在哪里”、“鼓和贝斯能否分开”、“左右之外有没有前后”、“复杂处还能跟住什么”。"
              },
              {
                "title": "三列记录",
                "meta": "听到 / 在意 / 场景",
                "detail": "例如：“Lossless 没能稳定听出；Atmos 人声更远；看电影时喜欢、听人声时不喜欢”。这比“解析好了”更有用。"
              }
            ]
          },
          {
            "eyebrow": "UPGRADE PATH",
            "title": "后续耳机升级路径",
            "summary": "只在已经形成稳定听音习惯，并能说清现有系统的具体不满时升级。",
            "items": [
              {
                "title": "0 · 修复现有 MDR",
                "meta": "新耳罩 · MBP 直推 · ¥0–100",
                "detail": "先解决掉皮、塌陷和漏气，完成一周测试。若仍不会主动听音乐，路线在这里结束就很合理。"
              },
              {
                "title": "1 · Koss Porta Pro",
                "meta": "低成本开放式口味",
                "detail": "适合想用小钱体验轻松、暖声和开放感；它是有趣的旁支，不是解析和定位全面升级。"
              },
              {
                "title": "2 · Sennheiser HD560S",
                "meta": "Hi-Fi 甜点位 · 优先试听",
                "detail": "如果你明确想要更开放的空间、定位和中性平衡，它更接近“一次获得完整 Hi-Fi 体验”的投入点。"
              },
              {
                "title": "3 · Sennheiser HD600",
                "meta": "经典长期参考 · 人声/真实乐器",
                "detail": "已经喜欢安静坐下听人声、爵士或真实乐器，且能接受漏音与偏克制低频时再选。"
              },
              {
                "title": "封闭式分支 · FiiO FT1",
                "meta": "旁边有人 / 需要隔音",
                "detail": "无法接受开放式漏音时的现代高性价比选择。DAC/耳放仍后置：先直插 MBP，只有音量余量或接口需求明确时再买。"
              }
            ]
          }
        ],
        "playbook_sources": [
          {
            "title": "Apple Music 无损音频说明",
            "url": "https://support.apple.com/zh-cn/118295"
          },
          {
            "title": "Apple Music 杜比全景声说明",
            "url": "https://support.apple.com/zh-cn/109354"
          }
        ],
        "milestones": [
          {
            "title": "拥有两种差异明显的听音工具",
            "status": "achieved",
            "evidence": "OpenFit Air 与 Sony MDR-100ABN"
          },
          {
            "title": "完成 Apple Music 三轮对照",
            "status": "current",
            "evidence": "AAC、Lossless 和 Dolby Atmos 各留下至少三条具体记录"
          },
          {
            "title": "建立 6–10 首固定参考曲库",
            "status": "next",
            "evidence": "每首固定版本、片段和听点"
          },
          {
            "title": "线下试听开放式参考耳机",
            "status": "next",
            "evidence": "带固定曲目，优先比较 HD560S 与 HD600"
          },
          {
            "title": "决定是否需要桌面参考系统",
            "status": "next",
            "evidence": "只有需求稳定出现后再购买"
          }
        ],
        "branches": [
          {
            "title": "日常与运动",
            "description": "关注环境感知、舒适和长时间佩戴。",
            "next_action": "继续用 OpenFit Air，记录它在哪些环境最合适"
          },
          {
            "title": "通勤与隔音",
            "description": "关注降噪、无线便利和低频氛围。",
            "next_action": "用 MDR-100ABN 建立通勤基准"
          },
          {
            "title": "安静桌面听音",
            "description": "用 MDR 有线直插 MBP，关注录音、中频、空间与乐器层次。",
            "next_action": "完成 Apple Music 三轮日志后试听 HD560S/HD600"
          }
        ],
        "alternatives": [
          {
            "title": "韶音 OpenFit Air",
            "best_for": "运动、办公、需要感知环境和轻松佩戴",
            "verdict": "你已经拥有；它在使用场景上可能比 HD600 更好，但不是参考聆听路线。"
          },
          {
            "title": "Sony MDR-100ABN",
            "best_for": "现有设备复用、封闭式听音与 Apple Music 入门",
            "verdict": "先换耳罩、用有线模式建立基准，收益高于盲目加 DAC。"
          },
          {
            "title": "Sennheiser HD560S",
            "best_for": "想要完整开放式 Hi-Fi 体验和高投入产出比",
            "verdict": "更像“甜点位”；先线下试听，MBP 直推即可起步。"
          },
          {
            "title": "Sennheiser HD600",
            "best_for": "安静固定环境下的中频、录音与长期参考聆听",
            "verdict": "只有完成现有双机对照后仍想深入认真聆听，才是更好的选择。"
          }
        ]
      },
      "guide": {
        "entry_type": "product",
        "hook": "它不是靠夸张低频制造第一耳惊艳，而是让人声、乐器位置和录音差异慢慢变得可辨认。",
        "spark": "真正有趣的不是‘这耳机更贵’，而是同一首歌为何在不同录音、音量和空间里像换了性格。",
        "payoff": "你会从评价器材转向描述声音：音色、距离、动态、齿音和空间感。",
        "quick_start": {
          "time": "15 分钟",
          "cost": "¥0",
          "action": "用 OpenFit Air 与 MDR-100ABN 各听同一首熟悉的人声录音，保持相近音量，只记三处差异。",
          "win": "写出至少一个不使用‘好听/难听’的具体听感。"
        },
        "starter_knowledge": [
          {
            "term": "音量匹配",
            "explain": "更响通常会被误认为更好，比较前先尽量保持相同响度。"
          },
          {
            "term": "频率响应",
            "explain": "不同频段的相对强弱塑造音色，但不是声音品质的全部。"
          },
          {
            "term": "开放式",
            "explain": "通常更自然通透，但会漏音，也几乎不隔绝环境。"
          }
        ],
        "upgrade_when": "当现有两副耳机已帮你形成稳定偏好，并且开放式使用环境成立时，再去线下试听。"
      }
    },
    {
      "related": [],
      "source": "https://www.redcross.org/take-a-class/lp/cpr-first-aid-aed-certification-new-hero",
      "checked_at": "2026-07-19",
      "id": "first-aid-cpr-aed-course",
      "title": "线下急救 + CPR + AED 认证课",
      "domain_id": "emergency",
      "category": "急救 / 风险应对",
      "kind": "course",
      "status": "candidate",
      "gateway_score": 96,
      "world_opening_index": 5,
      "graduation_index": 5,
      "maintenance": "medium",
      "price_band": "选择本地正规机构的线下实操课",
      "official_url": "https://www.redcross.org/take-a-class/lp/cpr-first-aid-aed-certification-new-hero",
      "tags": [
        "first-aid",
        "cpr",
        "aed",
        "safety",
        "certification"
      ],
      "excerpt": "比新增多数户外装备更有普适价值；关键是包含假人、AED 和止血实操，并按本地证书体系选择课程。",
      "not_for": "只愿完成纯在线视频、无法参加动作实操；不同地区证书效力需本地确认。",
      "roadmap": {
        "summary": "建立在真实压力下识别危险、呼救、施救和交接的基础能力，并定期刷新。",
        "recommended_now": "查找本地红十字会或正规急救培训机构，优先选择带线下技能考核的综合课。",
        "first_steps": [
          "确认课程包含急救、成人/儿童 CPR 与 AED",
          "完成线下按压、通气、止血实操",
          "把家庭和户外急救包按所学重整"
        ],
        "milestones": [
          {
            "title": "选定本地合规课程",
            "status": "current",
            "evidence": "确认实操与证书范围"
          },
          {
            "title": "完成认证",
            "status": "next",
            "evidence": "记录证书与有效期"
          },
          {
            "title": "每季度刷新一次动作",
            "status": "next",
            "evidence": "用训练材料复习"
          }
        ],
        "branches": [
          {
            "title": "家庭急救",
            "description": "覆盖窒息、烧伤、过敏与常见意外。",
            "next_action": "写家庭应急卡"
          },
          {
            "title": "户外急救",
            "description": "加入环境、撤离和较长等待时间。",
            "next_action": "参加野外急救进阶"
          },
          {
            "title": "公共响应",
            "description": "理解 AED 位置和现场协作。",
            "next_action": "标记常去地点的 AED"
          }
        ],
        "alternatives": [
          {
            "title": "纯在线课程",
            "best_for": "先建立知识框架或复习",
            "verdict": "无法替代按压、止血等动作反馈。"
          },
          {
            "title": "急救包升级",
            "best_for": "已经会正确使用其中物品",
            "verdict": "先学技能再买耗材，顺序更重要。"
          }
        ]
      },
      "guide": {
        "hook": "这是少数可能在某一天直接改变结局的入口；价值不在证书，而在紧张时仍知道下一步做什么。",
        "spark": "急救最关键的往往不是高深操作，而是先确认环境、呼救、持续做对基本动作。",
        "payoff": "你会获得可演练的响应顺序，并知道家里急救包哪些是真有用、哪些只是心理安慰。",
        "quick_start": {
          "time": "15 分钟",
          "cost": "¥0",
          "action": "写一张家庭应急卡：地址、急救电话、过敏信息、紧急联系人和最近 AED 位置。",
          "win": "让同住者能在 30 秒内找到并读懂这张卡。"
        },
        "starter_knowledge": [
          {
            "term": "现场安全",
            "explain": "施救前先避免自己成为第二名伤者。"
          },
          {
            "term": "生存链",
            "explain": "识别、呼救、CPR、AED 和专业救治环环相扣。"
          },
          {
            "term": "技能会衰减",
            "explain": "动作记忆需要定期刷新，拿到证书不是终点。"
          }
        ],
        "upgrade_when": "完成带实操考核的正规课程后，再根据真实场景补充急救物资或野外急救进阶。"
      }
    },
    {
      "id": "yaesu-vx6r",
      "title": "Yaesu VX-6R",
      "category": "无线电 / 通信",
      "domain_id": "radio",
      "status": "owned",
      "gateway_score": 95,
      "world_opening_index": 5,
      "graduation_index": 4,
      "maintenance": "low",
      "price_band": "以当地在售与二手市场为准",
      "tags": [
        "radio",
        "amateur-radio",
        "handheld"
      ],
      "related": [],
      "excerpt": "一台小型三防手台把人带进业余无线电：频率、天线、传播、应急通信、法规和本地社群。",
      "roadmap": {
        "summary": "从收听和操作一台手台，进入合规通联、传播实验、天线与本地无线电社群；频率清单以官方公开的业余中继为核心。",
        "recommended_now": "先建立 NS-RPT 和 SZ-RPT 两个 Bank，从南山 BR7LZL 下行 439.350 MHz 只收听开始；确认机器的上行、频差和亚音设置无误后，再在执照载明范围内合规通联。",
        "first_steps": [
          "补录操作证等级、呼号与取得日期",
          "按下方 Bank 表录入南山及邻区官方中继，先使用下行频率只收听",
          "以同一地点、时间和频道做原装天线与外接天线的 A/B 对比"
        ],
        "playbook_label": "NANSHAN BANK PLAN",
        "playbook_title": "VX-6R · 深圳南山 Bank 分组与守听表",
        "playbook_checked_at": "2026-07-19",
        "playbook": [
          {
            "eyebrow": "BANK 1 · NS-RPT",
            "title": "南山主用中继",
            "summary": "南山的第一优先级。守听时只需看下行；上行与亚音是合规发射时的配置。",
            "items": [
              {
                "title": "BR7LZL · RX",
                "meta": "439.350 MHz · 下行 · 模拟/数字",
                "detail": "VX-6R 使用模拟 FM 收听。这是首选守听频率，标签建议设为 NS-LZL。"
              },
              {
                "title": "BR7LZL · TX",
                "meta": "434.350 MHz · -5.000 MHz · CTCSS 77.0 Hz",
                "detail": "只在操作证、台执照及当地中继规则均满足时发射；首次建议低功率尝试。"
              }
            ]
          },
          {
            "eyebrow": "BANK 2 · SZ-RPT",
            "title": "深圳邻区官方中继",
            "summary": "在南山高层、山顶或电磁环境较好时做备选；覆盖受地形和天线影响，不保证能稳定收到。",
            "items": [
              {
                "title": "BR7LAC · 罗湖",
                "meta": "RX 439.150 · TX 434.150 · CTCSS 88.5 Hz",
                "detail": "模拟/数字中继；VX-6R 使用模拟 FM。标签建议 SZ-LAC。"
              },
              {
                "title": "BR7JOK · 盐田",
                "meta": "RX 439.400 · TX 434.400 · CTCSS 123.0 Hz",
                "detail": "模拟/数字中继；VX-6R 使用模拟 FM。标签建议 SZ-JOK。"
              }
            ]
          },
          {
            "eyebrow": "BANK 3 · HAM-SCAN",
            "title": "业余频段搜索与待确认直频",
            "summary": "用 PMS/扫描找本地实际活动，再把反复听到、已向本地社群确认的频点存入 Bank；扫描范围不等于可随意发射。",
            "items": [
              {
                "title": "VHF 本地联络扫描",
                "meta": "144.035–145.800 MHz · RX/SCAN",
                "detail": "作为本地联络搜索起点，保留卫星、弱信号等子频段的使用秩序；无明确本地规则前不发射。"
              },
              {
                "title": "UHF 本地联络扫描",
                "meta": "430–431.900 / 432.240–435 / 438–440 MHz · RX/SCAN",
                "detail": "避开 431.900–432.240 MHz 和 435–438 MHz 等不宜作本地 FM 联络的范围；发射仍以执照与当地协调为准。"
              },
              {
                "title": "LOCAL-01…06",
                "meta": "空白占位 · 听到后再录入",
                "detail": "记录频率、模式、时间、地点、台号和信号强度；未确认用途的信号不转发、不公开内容。"
              }
            ]
          },
          {
            "eyebrow": "BANK 4/5 · RX & FIELD",
            "title": "广播收听与户外实验",
            "summary": "把纯接收和可能发射的记忆分开，降低误按 PTT 的风险。",
            "items": [
              {
                "title": "BC-FM / SW",
                "meta": "广播频率 · RX ONLY",
                "detail": "只存自己经常听的 FM/短波广播；给接收专用记忆设置发射禁止（TX inhibit）。"
              },
              {
                "title": "FIELD-01…06",
                "meta": "户外直频/天线实验 · 待确认",
                "detail": "仅存执照允许、且已明确协调的业余频点；每条同时记录功率、天线和使用场景。"
              },
              {
                "title": "Bank 使用约定",
                "meta": "24 Banks · 每 Bank 最多 100 通道",
                "detail": "VX-6R 允许同一记忆加入多个 Bank。预留 Bank 6 以后给未来卫星、活动或旅行，不必一次填满。"
              }
            ]
          },
          {
            "eyebrow": "OPERATING RULES",
            "title": "守听、通联与更新规则",
            "summary": "这是一份可更新的快照，不是永久频表。",
            "items": [
              {
                "title": "先听后发",
                "meta": "确认频率空闲 · 使用呼号",
                "detail": "中继上先守听一段时间，了解台方规则；用完整呼号、简洁通联，不发送与业余业务无关的内容。"
              },
              {
                "title": "发射边界",
                "meta": "执照载明频率/功率优先",
                "detail": "官方中继参数不代表自动获得发射权；设备、操作证、电台执照和当地规则必须同时满足。"
              },
              {
                "title": "复核周期",
                "meta": "每 3 个月 / 通联异常时",
                "detail": "先查深圳市工信局公开表，再核对本地台方公告；不保留只来自群聊或旧论坛的未验证频点。"
              }
            ]
          }
        ],
        "playbook_sources": [
          {
            "title": "深圳市业余无线电中继台公开信息表",
            "url": "https://gxj.sz.gov.cn/gkmlpt/content/12/12654/post_12654311.html"
          },
          {
            "title": "工信部《业余无线电台管理办法》",
            "url": "https://www.miit.gov.cn/jgsj/wgj/bmgz/art/2024/art_d042592aca6f4e3ca9cf51720f09bbc2.html"
          },
          {
            "title": "CRAC 操作技术能力验证题库（本地联络频段边界）",
            "url": "https://www.crac.org.cn/userfiles/file/20250728/20250728223921_3630.pdf"
          },
          {
            "title": "Yaesu VX-6R 官方资料",
            "url": "https://www.yaesu.com/Files/BB16A72A-1018-01AF-FA79E8E3FEC1C229/VX-6R_Brochure.pdf"
          }
        ],
        "milestones": [
          {
            "title": "取得业余无线电操作证",
            "status": "achieved",
            "evidence": "等级与日期待补"
          },
          {
            "title": "申请并获得呼号",
            "status": "achieved",
            "evidence": "具体呼号待补"
          },
          {
            "title": "建立并验证南山 Bank 表",
            "status": "current",
            "evidence": "先守听 BR7LZL，记录地点、时间与信号"
          },
          {
            "title": "完成并记录 10 次有效通联",
            "status": "next",
            "evidence": "建立简洁 QSO 日志"
          },
          {
            "title": "完成一次自制或调谐天线实验",
            "status": "next",
            "evidence": "用场强或通联结果对比验证"
          }
        ],
        "branches": [
          {
            "title": "本地通联",
            "description": "熟悉中继、直频、礼仪和本地社群。",
            "next_action": "完成十次带记录的 QSO"
          },
          {
            "title": "天线与传播",
            "description": "用可测量实验理解位置、频段与天线差异。",
            "next_action": "设计一次 A/B 对比实验"
          },
          {
            "title": "卫星 / 数字模式",
            "description": "进入更复杂的轨道、解码和数据通信。",
            "next_action": "先用 SDR 完成接收侧验证"
          }
        ],
        "alternatives": [
          {
            "title": "RTL-SDR V4",
            "best_for": "想先观察频谱、接收多种信号，不急于发射",
            "verdict": "更低门槛、更适合实验；与 VX-6R 是互补入口，不是简单升级关系。"
          },
          {
            "title": "更高功率或更复杂手台",
            "best_for": "已有明确频段、功能或通联距离需求",
            "verdict": "在现有设备和天线实验没有遇到边界前，不必升级。"
          }
        ]
      },
      "guide": {
        "entry_type": "product",
        "hook": "从收听走到合法通联后，电波不再只是图形：你会遇见呼号、传播条件、守听礼仪与真实的人。",
        "spark": "同一台小手台，位置高一层、天线方向变一点，结果可能完全不同。",
        "payoff": "你会把无线电理解成技术、规则和社区共同组成的系统，而不只是对讲机。",
        "quick_start": {
          "time": "20 分钟",
          "cost": "¥0",
          "action": "复习自己的呼号与本地频率规则，模拟一段包含呼号、位置和信号报告的简短通联。",
          "win": "不用看稿也能完成清晰、合规的 20 秒呼叫。"
        },
        "starter_knowledge": [
          {
            "term": "守听",
            "explain": "先听清频率是否被占用，也能学习真实通联节奏。"
          },
          {
            "term": "中继",
            "explain": "通过高处转发扩大覆盖，但要正确设置频差和亚音。"
          },
          {
            "term": "传播条件",
            "explain": "频率、地形、天线和天气共同影响可达距离。"
          }
        ],
        "upgrade_when": "当手台已稳定用于本地通联，并明确是想做卫星、短波还是应急通信时，再升级天线或电台。"
      }
    },
    {
      "id": "lamy-safari",
      "title": "LAMY Safari",
      "category": "书写 / 工业设计",
      "domain_id": "writing-design",
      "status": "owned",
      "gateway_score": 94,
      "world_opening_index": 4,
      "graduation_index": 4,
      "maintenance": "low",
      "price_band": "约 ¥100–250，按版本浮动",
      "tags": [
        "writing",
        "fountain-pen",
        "bauhaus"
      ],
      "related": [],
      "excerpt": "低门槛、耐用、识别度高的书写入口。握位、笔尖、墨水、纸张和字体都能继续探索；它的价值不在收藏，而在每天真正写下东西。",
      "roadmap": {
        "summary": "通过高频书写感受握位、笔尖、墨水和纸张之间的关系，最终建立自己的手写系统。",
        "recommended_now": "连续用同一支笔写两周，先发现摩擦点，再决定换尖、墨水或纸张。",
        "first_steps": [
          "选择一种日常记录任务",
          "固定笔尖与墨水连续使用两周",
          "记录洇纸、干速、握持和出墨感受"
        ],
        "milestones": [
          {
            "title": "完成两周日常书写",
            "status": "current",
            "evidence": "至少覆盖工作记录与自由书写"
          },
          {
            "title": "找到稳定的笔墨纸组合",
            "status": "next",
            "evidence": "能解释选择理由"
          },
          {
            "title": "建立可持续手写习惯",
            "status": "next",
            "evidence": "工具不再成为记录阻力"
          }
        ],
        "branches": [
          {
            "title": "日常记录",
            "description": "追求稳定、低维护和随手可用。",
            "next_action": "固定一个每天必写的场景"
          },
          {
            "title": "墨水与纸张",
            "description": "研究颜色、干速、洇纸和触感。",
            "next_action": "做一页标准化对照样张"
          },
          {
            "title": "字体与表达",
            "description": "进入字形、排版和慢速书写。",
            "next_action": "选择一种字体练习模板"
          }
        ],
        "alternatives": [
          {
            "title": "普通中性笔",
            "best_for": "只求可靠快速记录",
            "verdict": "功能上可能更好；Safari 的价值在于打开笔尖、墨水和纸张世界。"
          },
          {
            "title": "更高价钢笔",
            "best_for": "已经明确笔尖、材质或尺寸需求",
            "verdict": "先从 Safari 的长期使用中形成偏好，再升级。"
          }
        ]
      },
      "guide": {
        "entry_type": "product",
        "hook": "一支结构透明、握位明确的钢笔，会把‘写字’变成对线条、纸张、墨水和手部动作的观察。",
        "spark": "同一支笔只换纸，洇墨、阻尼和线条边缘就可能完全改变。",
        "payoff": "你会更快找到适合自己的笔尖粗细与纸张，而不是盲目收藏颜色。",
        "quick_start": {
          "time": "10 分钟",
          "cost": "¥0",
          "action": "用现有笔在三种纸上写同一句话，比较背透、洇墨、滑度和干燥时间。",
          "win": "选出一个最适合日常记录的纸笔组合。"
        },
        "starter_knowledge": [
          {
            "term": "笔尖粗细",
            "explain": "实际线宽受笔尖、墨水、纸张和下笔力度共同影响。"
          },
          {
            "term": "洇墨与背透",
            "explain": "一个是线条横向扩散，一个是从纸背可见，不是同一问题。"
          },
          {
            "term": "三指握位",
            "explain": "Safari 的握位是教学设计，也可能并不适合所有手型。"
          }
        ],
        "upgrade_when": "连续写完一管墨后仍能指出具体瓶颈，再换笔尖、墨水或纸，而不是整套购买。"
      }
    },
    {
      "related": [],
      "id": "snowboarding-practice",
      "title": "CASI 单板滑雪训练体系",
      "domain_id": "snowboarding",
      "category": "滑雪 / 雪板运动",
      "status": "owned",
      "gateway_score": 94,
      "world_opening_index": 5,
      "graduation_index": 4,
      "maintenance": "medium",
      "price_band": "以现有雪板、护具、雪票和课程为基础",
      "tags": [
        "snowboard",
        "training",
        "casi"
      ],
      "excerpt": "入口不是继续收集雪板，而是把装备、稳定练习、教学反馈和认证串成进阶系统。",
      "roadmap": {
        "summary": "以 CASI 的分级训练为主线，从学会换刃走到能教别人、理解站姿与重心，并把雪况适应变成可复盘的经验。",
        "recommended_now": "沿 CASI 的动作逻辑继续滑，保留换刃、前刃站姿、搓雪小回转和不同雪况的真实感受；考虑到视网膜穿孔复发与手术后的限制，后续优先走稳妥、低风险的‘老头乐’路线。",
        "first_steps": [
          "为现役板、鞋、固定器建立明确的用途与设定记录",
          "每次雪时只选择一个动作主题，并留下视频或文字证据",
          "用同一雪道和同一动作做周期性复测"
        ],
        "milestones": [
          {
            "title": "CASI LV1：学会教别人到换刃",
            "status": "achieved",
            "evidence": "入门里程碑；单脚滑行既安全，又迫使自己体验正确站姿和重心转移"
          },
          {
            "title": "CASI LV2：前刃站姿与搓雪小回转",
            "status": "achieved",
            "evidence": "现在可以轻松应对道内各种雪况雪道和普通道外蘑菇地形"
          },
          {
            "title": "理解粉雪是另一套技术",
            "status": "achieved",
            "evidence": "去年在禾木体验过粉雪；冲粉很上头，但属于另外的技术体系和体验"
          },
          {
            "title": "在视力手术后的边界内持续滑雪",
            "status": "current",
            "evidence": "三年前做过视网膜穿孔激光手术，今年再次穿孔并手术；后续采用稳妥路线"
          }
        ],
        "branches": [
          {
            "title": "教学与动作分析",
            "description": "沿 CASI 体系继续学习示范、纠错和教学表达。",
            "next_action": "补齐 CASI 级别与下一等级要求"
          },
          {
            "title": "刻滑 / 全山",
            "description": "强化刃控、压力管理和不同雪况适应。",
            "next_action": "建立固定动作测试与录像对照"
          },
          {
            "title": "自由式",
            "description": "从平花、跳台或道具中选择一条低风险主线。",
            "next_action": "列出三项目标动作和前置能力"
          }
        ],
        "alternatives": [
          {
            "title": "继续换不同雪板",
            "best_for": "已经明确某一雪况或玩法存在器材缺口",
            "verdict": "目前优先级较低；你已经卖出多块功能重叠的板，训练反馈比新增板更有增益。"
          },
          {
            "title": "课程 / 教练反馈",
            "best_for": "动作停滞、自己无法定位问题",
            "verdict": "通常比升级器材更值得优先投入。"
          }
        ],
        "usage_records": [
          {
            "id": "casi-lv1-teaching-to-edge-change",
            "date": "2026-07-21",
            "stage": "CASI LV1",
            "feeling": "最大的收获是学会如何教别人到换刃。单脚滑行既安全，又被迫不得不体验真正的站姿和重心转移，对新手帮助很大。"
          },
          {
            "id": "casi-lv2-frontside-and-short-turns",
            "date": "2026-07-21",
            "stage": "CASI LV2",
            "feeling": "最大的收获是前刃站姿和搓雪小回转。现在可以轻松滑道内各种雪况雪道和普通道外蘑菇地形。"
          },
          {
            "id": "禾木粉雪体验",
            "date": "2025",
            "stage": "粉雪",
            "feeling": "去年在禾木体验了粉雪，冲粉又是另外的技术体系和另外的体验，很上头。"
          },
          {
            "id": "retinal-surgery-steady-route",
            "date": "2026-07-21",
            "stage": "身体边界",
            "feeling": "三年前因为视网膜穿孔做过激光手术，今年又穿孔并再次手术；后续滑雪只能走‘老头乐’的稳妥路线了。"
          }
        ]
      },
      "guide": {
        "entry_type": "practice",
        "hook": "滑雪真正上瘾的瞬间不是速度，而是你第一次感到重心、刃角和雪面反馈连成了一个闭环。",
        "spark": "很多‘胆子不够’其实是姿态与视线让身体失去可预测性。",
        "payoff": "你会从勉强滑下去，变成知道为什么这一次转弯成功、下一次该改什么。",
        "quick_start": {
          "time": "15 分钟",
          "cost": "¥0",
          "action": "在地面做三组踝膝髋屈伸和视线转向练习，再用一句话复盘自己最常失控的环节。",
          "win": "把模糊的‘怕’改写成一个可训练动作。"
        },
        "starter_knowledge": [
          {
            "term": "重心",
            "explain": "身体质量如何落在板上，决定板刃能否稳定工作。"
          },
          {
            "term": "刃角",
            "explain": "板刃与雪面角度影响抓地、转弯半径和容错。"
          },
          {
            "term": "渐进练习",
            "explain": "在低风险坡度建立动作，再增加速度，比硬闯更快。"
          }
        ],
        "upgrade_when": "当 CASI 反馈指出稳定技术瓶颈，且租赁装备确实限制动作时，再针对性换靴、固定器或板。"
      }
    },
    {
      "related": [],
      "source": "https://store-usa.arduino.cc/products/starter-kit-r4",
      "checked_at": "2026-07-19",
      "id": "arduino-starter-kit-r4",
      "title": "Arduino Starter Kit R4",
      "domain_id": "electronics",
      "category": "电子 / 电路实验",
      "kind": "kit",
      "status": "candidate",
      "gateway_score": 94,
      "world_opening_index": 5,
      "graduation_index": 5,
      "maintenance": "medium",
      "price_band": "美国官网 US$94.99 · 国内价格另核",
      "official_url": "https://store-usa.arduino.cc/products/starter-kit-r4",
      "tags": [
        "arduino",
        "electronics",
        "coding",
        "prototype"
      ],
      "excerpt": "UNO R4 WiFi、元件、13 个引导项目与认证券组成完整闭环，适合把‘会写代码’扩展成‘能让真实东西动起来’。",
      "not_for": "已经熟悉面包板、电机、传感器和 MCU，或只想复制现成智能家居项目。",
      "roadmap": {
        "summary": "用传感器、执行器和代码建立电子系统直觉，并最终做出一个解决真实小问题的原型。",
        "recommended_now": "先用在线模拟器搭一个 LED 与按钮电路；如果调试过程本身让你上瘾，再买完整套件。",
        "first_steps": [
          "在线模拟 LED、按钮和电阻电路",
          "完成电压、电流、电阻的安全常识",
          "写下一个想自动化的日常小问题"
        ],
        "milestones": [
          {
            "title": "完成无硬件电路模拟",
            "status": "current",
            "evidence": "能解释每个元件的作用"
          },
          {
            "title": "完成 13 个引导项目",
            "status": "next",
            "evidence": "每个项目留一条改动记录"
          },
          {
            "title": "完成一个自选原型",
            "status": "next",
            "evidence": "围绕真实需求而非教程复刻"
          }
        ],
        "branches": [
          {
            "title": "智能家居",
            "description": "连接环境传感器、网络与自动化。",
            "next_action": "做一个只解决一件事的节点"
          },
          {
            "title": "机器人",
            "description": "加入运动、反馈与控制。",
            "next_action": "先完成单电机闭环"
          },
          {
            "title": "仪器与测量",
            "description": "把物理世界转成可记录数据。",
            "next_action": "校准一个传感器"
          }
        ],
        "alternatives": [
          {
            "title": "Wokwi / Tinkercad 模拟",
            "best_for": "想零成本验证兴趣",
            "verdict": "购买前必做；但无法替代真实接触不良和电机噪声。"
          },
          {
            "title": "单买开发板与元件",
            "best_for": "已有明确项目和基础",
            "verdict": "更便宜灵活，但新手容易缺件和失去课程闭环。"
          }
        ]
      },
      "guide": {
        "hook": "几行代码让真实的灯、马达和传感器响应，是从屏幕世界跨进物理世界最直接的成就感。",
        "spark": "程序没有报错，现实装置仍可能不工作——接触、电源和噪声会教你真正的调试。",
        "payoff": "你会完成从输入、判断到输出的第一个闭环，并理解软硬件为何必须一起思考。",
        "quick_start": {
          "time": "20 分钟",
          "cost": "¥0",
          "action": "在 Wokwi 或 Tinkercad 搭一个按钮控制 LED 的模拟电路，故意改错一次电阻或引脚再排查。",
          "win": "能解释信号从按下按钮到 LED 亮起经过了什么。"
        },
        "starter_knowledge": [
          {
            "term": "电压与电流",
            "explain": "电压推动、电流流动；元件能承受的范围决定安全边界。"
          },
          {
            "term": "上拉/下拉",
            "explain": "给输入一个确定默认状态，避免引脚漂浮和随机触发。"
          },
          {
            "term": "输入—处理—输出",
            "explain": "多数电子原型都能先拆成这三个模块。"
          }
        ],
        "upgrade_when": "完成三个在线模拟并写出一个真实自动化需求后，完整套件的性价比才会真正出现。"
      }
    },
    {
      "related": [],
      "checked_at": "2026-07-19",
      "id": "cashflow-30-day-audit",
      "title": "30 天现金流体检",
      "domain_id": "personal-finance",
      "category": "个人财务 / 资源配置",
      "kind": "practice",
      "status": "candidate",
      "gateway_score": 93,
      "world_opening_index": 4,
      "graduation_index": 5,
      "maintenance": "medium",
      "price_band": "不购买金融产品 · 先做事实盘点",
      "tags": [
        "personal-finance",
        "cashflow",
        "audit",
        "decision"
      ],
      "excerpt": "先弄清真实现金流、固定承诺和闲置订阅，再谈投资或理财产品；购买清单在这里首先是一张‘不必买’清单。",
      "not_for": "希望得到个股、基金或短期收益推荐；本入口只建立个人事实与决策框架。",
      "roadmap": {
        "summary": "通过现金流、保障、负债和目标期限建立个人财务底盘，而不是从金融产品开始。",
        "recommended_now": "导出最近三个月流水并分类，不做道德评价，只找固定承诺、波动和可取消项目。",
        "first_steps": [
          "汇总账户、负债和固定支出",
          "标出三类消费：维持、成长、冲动",
          "建立一个月的真实基线"
        ],
        "milestones": [
          {
            "title": "完成资产负债快照",
            "status": "current",
            "evidence": "覆盖主要账户和债务"
          },
          {
            "title": "建立三个月现金缓冲目标",
            "status": "next",
            "evidence": "按个人固定支出计算"
          },
          {
            "title": "写出三条资源配置原则",
            "status": "next",
            "evidence": "与真实目标和期限相连"
          }
        ],
        "branches": [
          {
            "title": "现金流优化",
            "description": "减少不再服务目标的固定承诺。",
            "next_action": "取消一个低价值订阅"
          },
          {
            "title": "风险保障",
            "description": "检查紧急金与必要保障。",
            "next_action": "列出家庭主要风险"
          },
          {
            "title": "长期投资",
            "description": "在底盘稳定后研究分散、成本和期限。",
            "next_action": "先写投资政策而非选产品"
          }
        ],
        "alternatives": [
          {
            "title": "找持证专业人士",
            "best_for": "税务、保险、遗产或复杂资产",
            "verdict": "复杂高风险问题应获得本地专业意见。"
          },
          {
            "title": "购买理财课程",
            "best_for": "课程透明、无产品销售且能补足明确知识缺口",
            "verdict": "先做体检，才知道课程该解决什么。"
          }
        ]
      },
      "guide": {
        "hook": "不靠复杂理财术，只用 30 天把钱流向哪里画清楚，往往就能发现一个比省小钱更大的决策。",
        "spark": "最值得优化的常常不是最大支出，而是反复发生、却没有带来价值的支出。",
        "payoff": "你会得到一张按‘维持、快乐、成长、浪费’分类的真实现金流地图。",
        "quick_start": {
          "time": "15 分钟",
          "cost": "¥0",
          "action": "打开最近七天账单，只标记三类：必须、主动选择、事后无感。不要先做预算。",
          "win": "找到一笔可取消或值得加倍投入的重复支出。"
        },
        "starter_knowledge": [
          {
            "term": "现金流",
            "explain": "先看钱何时进出，再谈收益率和资产配置。"
          },
          {
            "term": "固定与可变支出",
            "explain": "前者调整慢但影响大，后者灵活却容易耗费注意力。"
          },
          {
            "term": "机会成本",
            "explain": "每一笔支出同时放弃了另一种可能。"
          }
        ],
        "upgrade_when": "连续记录一个月、能稳定结余后，再引入投资工具或更复杂的资产配置。"
      }
    },
    {
      "related": [],
      "id": "music-services",
      "title": "Apple Music / QQ 音乐 · 听音工具箱",
      "domain_id": "listening",
      "category": "声音 / 听觉",
      "status": "owned",
      "gateway_score": 91,
      "world_opening_index": 4,
      "graduation_index": 4,
      "maintenance": "low",
      "price_band": "QQ 音乐 · 腾讯员工福利可为 ¥0；Apple Music 按账号订阅",
      "tags": [
        "music",
        "apple-music",
        "qq-music",
        "listening",
        "tool"
      ],
      "excerpt": "把音乐服务当成可比较、可复用的听音工具：先用已有权益建立基准，再决定是否需要另一套曲库或空间音频。",
      "roadmap": {
        "related_gateway_ids": [
          "sennheiser-hd600"
        ],
        "summary": "把 Apple Music 与 QQ 音乐当成两个可替换的听音工具：先用腾讯员工福利的 QQ 会员完成无损基线，再用 Apple Music 补充生态、曲库或 Dolby Atmos 需求。",
        "recommended_now": "先不同时订阅。用 QQ 音乐登录你的员工权益账号，在 MacBook Pro 上以 MDR-100ABN 有线模式完成一周听音；只有遇到曲库、版本、Atmos 或 Apple 设备联动的明确缺口，再开 Apple Music。",
        "first_steps": [
          "确认 QQ 音乐会员权益实际显示的可用音质，不以‘会员’三个字推测；先选择同一首歌的 HQ/SQ 无损，臻品母带只作额外对照",
          "把 MDR-100ABN 换好耳罩后用 3.5 mm 直插 MacBook Pro，关闭 EQ、音量均衡和增强效果，建立固定播放音量",
          "建立 Reference Tracks 播放列表；两个平台尽量使用同一专辑、同一现场版本和同一 30–60 秒片段",
          "完成 QQ 音乐基线后，再用 Apple Music 的 AAC、Lossless、Dolby Atmos 三轮流程复测，不要一次改变多个变量"
        ],
        "playbook_label": "MUSIC SERVICES ROADMAP",
        "playbook_title": "Apple Music × QQ 音乐 · 听音工具路线",
        "playbook_checked_at": "2026-07-19",
        "playbook": [
          {
            "eyebrow": "BASELINE · 10 MIN",
            "title": "先把硬件和变量固定",
            "summary": "两个平台都先走同一条链路：播放器 → MacBook Pro 内置 DAC/耳放 → 3.5 mm → MDR-100ABN。",
            "items": [
              {
                "title": "耳机与连接",
                "meta": "MDR-100ABN · 有线 · MBP",
                "detail": "耳罩塌陷或漏气会比平台差异更影响低频；先修复耳罩，再比较服务。"
              },
              {
                "title": "关闭加工",
                "meta": "EQ/O音量均衡/增强 OFF",
                "detail": "首轮关闭播放器 EQ、音量均衡、虚拟环绕与系统音效；音量尽量匹配。"
              },
              {
                "title": "固定版本",
                "meta": "同专辑 · 同现场 · 同片段",
                "detail": "平台版权版本可能不同，若找不到同一版本就记录‘版本不同’，不要把母带差异误判成平台差异。"
              }
            ]
          },
          {
            "eyebrow": "QQ MUSIC · USE YOUR BENEFIT",
            "title": "QQ 音乐先作为零新增成本基线",
            "summary": "你的腾讯员工免费会员足以作为第一阶段工具；关键是确认账号当前能否播放 SQ 无损，以及臻品/Hi-Res 是否另有等级或曲目限制。",
            "items": [
              {
                "title": "音质设置",
                "meta": "HQ → SQ 无损 → 臻品/Hi-Res（若可用）",
                "detail": "先用 SQ 无损听熟悉曲目；臻品母带属于额外处理/版本，不等于所有歌曲都有真实高解析母带，也不必默认更好。"
              },
              {
                "title": "PC 播放",
                "meta": "QQ 音乐 Mac/桌面客户端",
                "detail": "优先流播测试；若使用下载，切换音质后重新下载。不要用不同下载版本直接比较。"
              },
              {
                "title": "够不够用",
                "meta": "对 MDR-100ABN：够入门",
                "detail": "若能正常播放 SQ 无损、曲库覆盖你的参考曲目，QQ 音乐已足够建立听音能力；Apple Music 不是必需的音质升级。"
              }
            ]
          },
          {
            "eyebrow": "APPLE MUSIC · CONTROL TEST",
            "title": "再用 Apple Music 做三轮对照",
            "summary": "Apple Music 的价值更多是生态、曲库版本与 Dolby Atmos 体验；Lossless 与 QQ SQ 的差异要在同母带、匹配音量下判断。",
            "items": [
              {
                "title": "A · AAC",
                "meta": "Lossless OFF · Atmos OFF",
                "detail": "作为有损基准，听人声位置、鼓/贝斯轮廓、左右分离和齿音。"
              },
              {
                "title": "B · Lossless",
                "meta": "Lossless ON · 仍用有线 MDR",
                "detail": "同一片段反复切换；稳定听不出差异也完全正常，先记录结果，不追求‘听出无损’。"
              },
              {
                "title": "C · Dolby Atmos",
                "meta": "有 Dolby 标记的歌曲",
                "detail": "这是不同混音/空间呈现，不是单纯更高码率；记录人声距离、声场、低频与乐器方位是否更合你口味。"
              }
            ]
          },
          {
            "eyebrow": "REFERENCE TRACKS",
            "title": "固定曲目与听音方法",
            "summary": "先用六首固定曲目，再加入三首你本来就熟悉的歌；每次只听 30–60 秒，15–20 分钟后停。",
            "items": [
              {
                "title": "Norah Jones · Don't Know Why",
                "meta": "人声 / 钢琴 / 贝斯",
                "detail": "人声是否居中、齿音是否刺、贝斯音符是否清楚。"
              },
              {
                "title": "Diana Krall · The Look of Love",
                "meta": "近距离人声 / 管弦",
                "detail": "听人声距离、弦乐背景与 MDR 暖声是否偏闷。"
              },
              {
                "title": "Eagles · Hotel California (Live on MTV, 1994)",
                "meta": "现场 / 观众 / 吉他",
                "detail": "听观众深度、吉他方位和现场空气感，固定现场版本。"
              },
              {
                "title": "Dire Straits · Money for Nothing",
                "meta": "动态 / 吉他 / 鼓",
                "detail": "听主奏进入时的层次和力度，鼓点是否有边缘。"
              },
              {
                "title": "Hans Zimmer · Time",
                "meta": "堆叠 / 低频 / 大动态",
                "detail": "听编曲逐层加入时是否仍能跟住主旋律。"
              },
              {
                "title": "一首带 Dolby 标记的熟悉歌曲",
                "meta": "Atmos 专用",
                "detail": "只记录空间、人声和低频变化，不把包围感直接等同于高保真。"
              }
            ]
          },
          {
            "eyebrow": "DECISION · AFTER ONE WEEK",
            "title": "什么时候需要两个平台",
            "summary": "先用免费 QQ 会员，把预算留给耳罩、内容和未来耳机；只有明确需求才保留双平台。",
            "items": [
              {
                "title": "只保留 QQ 音乐",
                "meta": "曲库够 · SQ 可用 · 主要听中文/日常",
                "detail": "对当前 MDR-100ABN 入门完全够用，先不订 Apple Music。"
              },
              {
                "title": "再开 Apple Music",
                "meta": "需要 Apple 生态/Atmos/特定版本",
                "detail": "把 Apple Music 当补充工具，不要预期它自动让 MDR 变成更高一级的耳机。"
              },
              {
                "title": "升级耳机而非订阅",
                "meta": "平台差异已不再是瓶颈",
                "detail": "完成现有对照后仍想听出空间、定位与中性平衡，再试听 HD560S；HD600 放在更后面。"
              }
            ]
          }
        ],
        "playbook_sources": [
          {
            "title": "Apple Music 无损音频说明",
            "url": "https://support.apple.com/zh-cn/118295"
          },
          {
            "title": "Apple Music 杜比全景声说明",
            "url": "https://support.apple.com/zh-cn/109354"
          },
          {
            "title": "QQ 音乐 App Store 官方介绍（含 SQ 无损权益说明）",
            "url": "https://apps.apple.com/cn/app/qq%E9%9F%B3%E4%B9%90-%E5%90%AC%E6%88%91%E6%83%B3%E5%90%AC/id414603431"
          }
        ],
        "milestones": [
          {
            "title": "确认 QQ 员工权益可用音质",
            "status": "current",
            "evidence": "账号实际显示 HQ/SQ/臻品/Hi-Res 哪些选项"
          },
          {
            "title": "完成 QQ 音乐一周基线",
            "status": "next",
            "evidence": "固定曲目与至少三条具体听感记录"
          },
          {
            "title": "完成 Apple Music AAC/Lossless/Atmos 对照",
            "status": "next",
            "evidence": "只改变一个变量并记录版本差异"
          },
          {
            "title": "决定是否保留双平台",
            "status": "next",
            "evidence": "曲库、生态或 Atmos 是否产生真实需求"
          }
        ],
        "branches": [
          {
            "title": "零新增成本路线",
            "description": "以腾讯员工 QQ 音乐权益为主，先建立稳定听音习惯。",
            "next_action": "完成 QQ 音乐 SQ 无损一周基线"
          },
          {
            "title": "Apple 生态路线",
            "description": "需要 Apple 设备联动、特定曲库版本或 Dolby Atmos。",
            "next_action": "开 Apple Music 试用并完成三轮对照"
          },
          {
            "title": "Hi-Fi 耳机路线",
            "description": "平台已不再是瓶颈，想获得更开放的空间和定位。",
            "next_action": "带参考曲目试听 HD560S，再考虑 HD600"
          }
        ],
        "alternatives": [
          {
            "title": "QQ 音乐员工会员",
            "best_for": "低成本入门、中文曲库和日常使用",
            "verdict": "只要账号能用 SQ 无损且曲库覆盖需求，对 MDR-100ABN 已经够用。"
          },
          {
            "title": "Apple Music",
            "best_for": "Apple 生态、特定版本和 Dolby Atmos",
            "verdict": "作为补充工具很有价值，但不是必须的音质升级。"
          },
          {
            "title": "本地文件 / 其他服务",
            "best_for": "明确需要某个版本或离线管理",
            "verdict": "等平台版本差异真正成为瓶颈后再折腾。"
          }
        ]
      },
      "guide": {
        "entry_type": "practice",
        "hook": "音乐平台不是只能打开就听的 App：固定版本、固定音量和固定片段后，它们会变成一套可以复用的听音工具。",
        "spark": "同一首歌在不同平台、编码和混音下可能性格不同；先学会比较，再决定要不要订阅更多服务。",
        "payoff": "你会知道 QQ 音乐的免费员工权益是否已经够用，也能把预算留给更真正影响体验的耳罩和耳机。",
        "quick_start": {
          "time": "15 分钟",
          "cost": "¥0",
          "action": "登录 QQ 音乐员工权益账号，用 MDR-100ABN 有线直插 MacBook Pro，找一首熟悉的人声曲目并关闭 EQ/增强。",
          "win": "完成第一条‘听到什么’记录，而不是只写‘好听/不好听’。"
        },
        "starter_knowledge": [
          {
            "term": "SQ 无损",
            "explain": "通常指平台提供的无损音质档位；是否免费、可下载和可用码率以当前账号与曲目页面为准。"
          },
          {
            "term": "Dolby Atmos",
            "explain": "空间音频/不同混音呈现，不等同于更高码率，也不一定比立体声更适合每首歌。"
          },
          {
            "term": "版本与音量匹配",
            "explain": "母带版本和响度差异很容易被误判成平台或格式差异；比较时固定版本并手动匹配音量。"
          }
        ],
        "upgrade_when": "当 QQ 音乐的曲库、版本或功能明确无法满足需求时，再开 Apple Music；当平台已不是瓶颈且你想要更开放的空间，再试听 HD560S。"
      }
    },
    {
      "related": [],
      "source": "https://www.nikonusa.com/p/prostaff-p7-8x42/16772/overview",
      "checked_at": "2026-07-19",
      "id": "nikon-prostaff-p7-8x42",
      "title": "Nikon PROSTAFF P7 8×42 双筒望远镜",
      "domain_id": "birding",
      "category": "观鸟 / 自然观察",
      "kind": "product",
      "status": "candidate",
      "gateway_score": 91,
      "world_opening_index": 5,
      "graduation_index": 4,
      "maintenance": "low",
      "price_band": "购买前核对国内在售价格",
      "official_url": "https://www.nikonusa.com/p/prostaff-p7-8x42/16772/overview",
      "tags": [
        "binoculars",
        "birding",
        "wildlife",
        "optics"
      ],
      "excerpt": "一件能同时打开鸟类、自然史、旅行观察和基础光学的低维护工具；先借用或试举，确认重量与眼距。",
      "not_for": "只想看极远目标、追求天文高倍率，或无法接受约 590g 手持重量。",
      "roadmap": {
        "summary": "用一副真正愿意随身带出的双筒镜，把‘看见一只鸟’推进到辨认、记录、比较栖息地与季节变化。",
        "recommended_now": "先在实体店试举 10 分钟并确认戴眼镜时的视野；如果重量和握持都舒服，再加入计划入手。",
        "first_steps": [
          "借用或试用 8×42 双筒镜完成一次公园观察",
          "学习调瞳距、屈光度和快速找鸟",
          "记录十种常见鸟及发现环境"
        ],
        "milestones": [
          {
            "title": "完成一次无购买观察",
            "status": "current",
            "evidence": "先验证自己是否享受寻找与辨认"
          },
          {
            "title": "连续记录 20 种本地鸟",
            "status": "next",
            "evidence": "包含日期、地点与行为"
          },
          {
            "title": "参加一次观鸟活动",
            "status": "next",
            "evidence": "学习声音、栖息地和群体经验"
          }
        ],
        "branches": [
          {
            "title": "城市观鸟",
            "description": "从公园和河道建立稳定观察习惯。",
            "next_action": "选择一条可重复路线"
          },
          {
            "title": "自然摄影",
            "description": "在辨认能力稳定后进入影像记录。",
            "next_action": "先用手机记录环境而非追器材"
          },
          {
            "title": "公民科学",
            "description": "把观察提交到开放数据库。",
            "next_action": "建立规范物种记录"
          }
        ],
        "alternatives": [
          {
            "title": "先租借 / 参加带镜活动",
            "best_for": "还不知道自己是否会持续观鸟",
            "verdict": "成本最低，也是购买前最有信息量的选择。"
          },
          {
            "title": "8×32 双筒镜",
            "best_for": "更在意轻便和旅行携带",
            "verdict": "弱光能力略少，但更可能每天带出门。"
          }
        ]
      },
      "guide": {
        "hook": "肉眼看是一团树影，双筒镜里却能突然出现羽毛纹理、觅食动作和物种差异。",
        "spark": "观鸟不是找稀有品种；同一只常见鸟连续看五分钟，行为就会开始讲故事。",
        "payoff": "你会把‘看到鸟’推进到定位、辨认、记录行为和理解栖息地。",
        "quick_start": {
          "time": "20 分钟",
          "cost": "¥0",
          "action": "去最近的公园，不用望远镜，只选一只常见鸟连续观察五分钟并记录三个动作。",
          "win": "根据体型、嘴形、颜色或行为缩小到一个物种范围。"
        },
        "starter_knowledge": [
          {
            "term": "8×42",
            "explain": "8 倍放大与 42mm 物镜的平衡，通常兼顾稳定、亮度和通用性。"
          },
          {
            "term": "快速找鸟",
            "explain": "先用肉眼锁定，再保持头不动把望远镜举到眼前。"
          },
          {
            "term": "行为线索",
            "explain": "飞行、站姿、觅食位置常比颜色更可靠。"
          }
        ],
        "upgrade_when": "借用或参加带镜活动后，确认自己愿意反复出门，并知道重量与眼距偏好时再买。"
      }
    },
    {
      "related": [],
      "source": "https://eu.store.bambulab.com/en-lt/products/a1-mini",
      "checked_at": "2026-07-19",
      "id": "bambu-a1-mini",
      "title": "Bambu Lab A1 mini 3D 打印机",
      "domain_id": "digital-fabrication",
      "category": "数字制造 / 3D 打印",
      "kind": "product",
      "status": "candidate",
      "gateway_score": 90,
      "world_opening_index": 5,
      "graduation_index": 4,
      "maintenance": "medium",
      "price_band": "区域官网价格不同 · 购买前核验",
      "official_url": "https://eu.store.bambulab.com/en-lt/products/a1-mini",
      "tags": [
        "3d-printing",
        "cad",
        "fabrication",
        "prototyping"
      ],
      "excerpt": "180mm 级桌面打印体积足以进入 CAD、材料、切片和迭代；真正的入口不是下载模型，而是设计第一个有用零件。",
      "not_for": "没有通风与固定摆放空间，或只想打印摆件、不愿学习建模。",
      "roadmap": {
        "summary": "把数字模型变成能装配、承载和反复修改的实体零件，建立从需求到验证的制造闭环。",
        "recommended_now": "先在附近创客空间完成一次打印，并用免费 CAD 改动一个尺寸；确认你喜欢迭代而不只是成品。",
        "first_steps": [
          "用 CAD 画一个带精确尺寸的简单零件",
          "在创客空间或打印服务完成首件",
          "测量误差并修改第二版"
        ],
        "milestones": [
          {
            "title": "完成一次外部打印",
            "status": "current",
            "evidence": "避免在需求未知时先买机器"
          },
          {
            "title": "设计三个实用零件",
            "status": "next",
            "evidence": "至少一次需要第二版"
          },
          {
            "title": "掌握材料与公差选择",
            "status": "next",
            "evidence": "能解释 PLA、PETG 与装配间隙"
          }
        ],
        "branches": [
          {
            "title": "家居修复",
            "description": "替换断裂、缺失或不合手的零件。",
            "next_action": "找一个真实修复对象"
          },
          {
            "title": "原型设计",
            "description": "快速验证结构、尺寸和交互。",
            "next_action": "完成两版同一原型"
          },
          {
            "title": "模型与艺术",
            "description": "进入造型、涂装和多材料表达。",
            "next_action": "先完成小型单色作品"
          }
        ],
        "alternatives": [
          {
            "title": "打印服务 / 创客空间",
            "best_for": "每月只有少量需求",
            "verdict": "占地和维护更少，可能长期都是更好的选择。"
          },
          {
            "title": "更大尺寸打印机",
            "best_for": "已有超过 180mm 的明确项目",
            "verdict": "不要为想象中的尺寸需求提前买空间和维护负担。"
          }
        ]
      },
      "guide": {
        "hook": "最爽的不是下载一个模型，而是量出一个现实问题、画出零件、打印、发现差 0.4mm，再让第二版刚好卡住。",
        "spark": "3D 打印的核心能力不是打印，而是把模糊需求翻译成尺寸、公差和可验证结构。",
        "payoff": "你会完成第一次从测量、建模到实体验证的制造闭环。",
        "quick_start": {
          "time": "25 分钟",
          "cost": "¥0",
          "action": "用免费 CAD 画一个 30×20×5mm、带圆角与通孔的小块，并修改其中一个尺寸。",
          "win": "导出一个尺寸明确、可交给打印服务的模型。"
        },
        "starter_knowledge": [
          {
            "term": "公差",
            "explain": "设计尺寸与真实成品之间要留余量，装配才不会卡死。"
          },
          {
            "term": "层方向",
            "explain": "打印方向影响强度、表面和是否需要支撑。"
          },
          {
            "term": "切片",
            "explain": "把模型转换成机器路径，层高、填充和速度都在这里决定。"
          }
        ],
        "upgrade_when": "已经通过外部服务打印三个自制实用件，等待和单次成本开始妨碍迭代时再买机器。"
      }
    },
    {
      "related": [],
      "source": "https://silvasweden.com/en/products/ranger",
      "checked_at": "2026-07-19",
      "id": "silva-ranger-compass",
      "title": "Silva Ranger 基板指南针",
      "domain_id": "navigation",
      "category": "导航 / 地图与地形",
      "kind": "product",
      "status": "candidate",
      "gateway_score": 90,
      "world_opening_index": 5,
      "graduation_index": 5,
      "maintenance": "low",
      "price_band": "官网 429 SEK · 国内价格另核",
      "official_url": "https://silvasweden.com/en/products/ranger",
      "tags": [
        "navigation",
        "compass",
        "map",
        "outdoor"
      ],
      "excerpt": "无需电池的基板指南针能把地图、方向、地形和风险判断连起来；购买之前先确认本地地图比例尺。",
      "not_for": "只在城市导航、完全不愿学习纸图，或目标是竞速定向。",
      "roadmap": {
        "summary": "从手机给答案，转向自己理解方位、距离、等高线和备用路线。",
        "recommended_now": "先下载一张本地地形图，确认 1:25k / 1:50k 比例尺能否匹配，再决定型号。",
        "first_steps": [
          "理解地图北、磁北和磁偏角",
          "在公园完成方位角与距离估算",
          "关闭手机导航走完一条安全短路线"
        ],
        "milestones": [
          {
            "title": "完成公园导航练习",
            "status": "current",
            "evidence": "有明确检查点"
          },
          {
            "title": "独立规划半日路线",
            "status": "next",
            "evidence": "包含撤退点和时间预算"
          },
          {
            "title": "完成一次低风险野外导航",
            "status": "next",
            "evidence": "手机只作备份"
          }
        ],
        "branches": [
          {
            "title": "徒步导航",
            "description": "把地形、天气和时间纳入决策。",
            "next_action": "做一次路线卡"
          },
          {
            "title": "定向运动",
            "description": "追求快速读图和路径选择。",
            "next_action": "参加初级定向赛"
          },
          {
            "title": "应急准备",
            "description": "建立断网断电时的基础能力。",
            "next_action": "准备纸图与家庭集合点"
          }
        ],
        "alternatives": [
          {
            "title": "Silva Field",
            "best_for": "第一次学基础读图且预算更低",
            "verdict": "功能更简单，足以完成安全入门。"
          },
          {
            "title": "手机离线地图",
            "best_for": "城市和有电量保障的常规徒步",
            "verdict": "更便利，但不替代方向与地形理解。"
          }
        ]
      },
      "guide": {
        "hook": "当你不用蓝点也能把纸上等高线和眼前山脊对起来，地形会从背景变成可以阅读的语言。",
        "spark": "指南针最重要的用途不是告诉你北，而是让地图、目标方向和真实地形建立关系。",
        "payoff": "你会完成一次地图定向，并开始理解坡度、山谷、山脊和撤退路线。",
        "quick_start": {
          "time": "15 分钟",
          "cost": "¥0",
          "action": "打开本地地形图，找出当前位置附近一个山脊、一个谷地和三条明显地标。",
          "win": "不用导航路线也能指出自己大致面向地图的哪个方向。"
        },
        "starter_knowledge": [
          {
            "term": "整置地图",
            "explain": "旋转地图使其方向与真实地形一致，是建立空间感的第一步。"
          },
          {
            "term": "等高线",
            "explain": "线距反映坡度，形状揭示山脊、谷地和鞍部。"
          },
          {
            "term": "磁偏角",
            "explain": "磁北与真北并不完全相同，精确导航时必须修正。"
          }
        ],
        "upgrade_when": "先完成一次公园或校园定向；明确需要地图量距与磁偏角调节后，再挑指南针。"
      }
    },
    {
      "related": [],
      "checked_at": "2026-07-19",
      "id": "language-exchange-sprint",
      "title": "四周语言交换冲刺",
      "domain_id": "language-culture",
      "category": "语言 / 文化进入",
      "kind": "experience",
      "status": "candidate",
      "gateway_score": 90,
      "world_opening_index": 5,
      "graduation_index": 5,
      "maintenance": "medium",
      "price_band": "可免费交换，也可购买带反馈的小班课",
      "tags": [
        "language",
        "culture",
        "conversation",
        "fieldwork"
      ],
      "excerpt": "先让目标语言进入四次真实对话，再决定教材、订阅或长期课程；购买清单应由具体沟通缺口生成。",
      "not_for": "没有明确目标语言或使用场景，只想收集学习应用。",
      "roadmap": {
        "summary": "以真实交流为主线，把词汇、发音、文化语境和学习工具组织成可持续系统。",
        "recommended_now": "选择一个具体场景，例如旅行点餐、工作介绍或兴趣交流，预约四次真实对话。",
        "first_steps": [
          "写一段 90 秒自我介绍",
          "完成第一次 30 分钟对话",
          "每次只整理五个高频表达"
        ],
        "milestones": [
          {
            "title": "完成第一次真实对话",
            "status": "current",
            "evidence": "记录卡住的位置"
          },
          {
            "title": "四周完成四次交流",
            "status": "next",
            "evidence": "同一主题逐步加深"
          },
          {
            "title": "独立完成一个实际任务",
            "status": "next",
            "evidence": "预约、购物或路线咨询"
          }
        ],
        "branches": [
          {
            "title": "旅行应用",
            "description": "围绕高频场景建立可用表达。",
            "next_action": "模拟一天旅行任务"
          },
          {
            "title": "文化阅读",
            "description": "从短文本进入历史和语境。",
            "next_action": "精读一篇原文短文"
          },
          {
            "title": "专业沟通",
            "description": "建立领域词汇和正式表达。",
            "next_action": "录制两分钟专业介绍"
          }
        ],
        "alternatives": [
          {
            "title": "一对一教师",
            "best_for": "需要稳定反馈和强约束",
            "verdict": "成本更高，但能迅速发现发音和表达盲点。"
          },
          {
            "title": "语言学习 App",
            "best_for": "需要每日低摩擦复习",
            "verdict": "适合作为配套，不应替代真实交流。"
          }
        ]
      },
      "guide": {
        "hook": "四周只围绕一个真实主题交流，比收藏一年单词更容易得到‘我居然真的表达出来了’的反馈。",
        "spark": "语言流利度很多时候不是知道更多，而是能用有限词汇绕开不知道的词。",
        "payoff": "你会建立一个可复用的话题包，并减少开口前在脑中翻译的停顿。",
        "quick_start": {
          "time": "15 分钟",
          "cost": "¥0",
          "action": "选一个自己真正在意的话题，准备 5 句自我表达、3 个追问和 1 个不会说时的绕行句。",
          "win": "完成一段不查词的一分钟语音。"
        },
        "starter_knowledge": [
          {
            "term": "可理解输入",
            "explain": "材料略高于当前水平、但能靠上下文理解，最适合积累表达。"
          },
          {
            "term": "语块",
            "explain": "把常一起出现的词作为整体记，比孤立单词更快进入真实交流。"
          },
          {
            "term": "输出反馈",
            "explain": "表达失败暴露缺口，针对性修正比泛泛学习有效。"
          }
        ],
        "upgrade_when": "四周内稳定完成交流、确认需要系统纠音或专业场景表达时，再购买课程或老师时段。"
      }
    },
    {
      "related": [],
      "source": "https://www.thermoworks.com/products/thermapen-one",
      "checked_at": "2026-07-19",
      "id": "thermapen-one",
      "title": "ThermoWorks Thermapen ONE",
      "domain_id": "cooking",
      "category": "烹饪 / 温度与火候",
      "kind": "product",
      "status": "candidate",
      "gateway_score": 89,
      "world_opening_index": 4,
      "graduation_index": 5,
      "maintenance": "low",
      "price_band": "官方区域价格与活动价需当日核验",
      "official_url": "https://www.thermoworks.com/products/thermapen-one",
      "tags": [
        "cooking",
        "temperature",
        "thermometer",
        "food-safety"
      ],
      "excerpt": "一支快速温度计能同时打开熟度、食品安全、烘焙和热传递；但普通可靠温度计也能完成大多数入门任务。",
      "not_for": "几乎不做肉类、烘焙或糖温控制，或已有响应足够快且准确的温度计。",
      "roadmap": {
        "summary": "从凭感觉猜熟度，转向用温度验证火候，并逐渐把数字和触感连接起来。",
        "recommended_now": "先列出三道经常因火候失败的菜；如果温度确实是共同变量，再选快速温度计。",
        "first_steps": [
          "测量冰水和沸水做基础检查",
          "记录一块肉从锅到静置的温度变化",
          "比较数字、触感和切面结果"
        ],
        "milestones": [
          {
            "title": "完成三道菜温度记录",
            "status": "current",
            "evidence": "包含离火与静置"
          },
          {
            "title": "稳定复现目标熟度",
            "status": "next",
            "evidence": "至少连续三次"
          },
          {
            "title": "建立个人火候表",
            "status": "next",
            "evidence": "覆盖肉类、烘焙或油温"
          }
        ],
        "branches": [
          {
            "title": "肉类熟度",
            "description": "连接中心温度、静置和质地。",
            "next_action": "同部位做两档温度对比"
          },
          {
            "title": "烘焙",
            "description": "观察面团、糖浆和成品温度。",
            "next_action": "记录一款面包全过程"
          },
          {
            "title": "食品安全",
            "description": "理解冷却、复热和危险温区。",
            "next_action": "检查冰箱和剩菜流程"
          }
        ],
        "alternatives": [
          {
            "title": "基础即时读数温度计",
            "best_for": "预算有限且能接受较慢响应",
            "verdict": "足以入门，测量位置往往比品牌更重要。"
          },
          {
            "title": "探针留置温度计",
            "best_for": "烤箱或长时间烹饪",
            "verdict": "能持续监控，与即时读数型号是互补关系。"
          }
        ]
      },
      "guide": {
        "hook": "温度计会把‘凭感觉差不多’变成可重复结果：牛排、鸡胸、糖浆、面包突然都能稳定复现。",
        "spark": "食物离火后中心温度还可能继续上升；测量会让你看见余温烹饪。",
        "payoff": "你会区分安全温度、目标口感和余温变化，不再只依赖固定分钟数。",
        "quick_start": {
          "time": "15 分钟",
          "cost": "¥0",
          "action": "下次煎蛋或热牛奶时记录火力、时间与最终口感；即使没有温度计也先建立实验表。",
          "win": "第二次只改变一个变量并得到更可控的结果。"
        },
        "starter_knowledge": [
          {
            "term": "中心温度",
            "explain": "探针应进入最冷或最厚部位，表面温度不能代表熟度。"
          },
          {
            "term": "余温烹饪",
            "explain": "离火后热量继续向中心传递，最终温度会高于离火时。"
          },
          {
            "term": "校准",
            "explain": "冰水与沸水可用来检查读数是否可靠。"
          }
        ],
        "upgrade_when": "你每周多次做对温度敏感的食物，并且失败成本高于工具成本时，快速探针才最划算。"
      }
    },
    {
      "related": [],
      "source": "https://www.celestron.com/products/starsense-explorer-lt-80az-smartphone-app-enabled-refractor-telescope-with-lens-cleaning-kit",
      "checked_at": "2026-07-19",
      "id": "celestron-starsense-lt80az",
      "title": "Celestron StarSense Explorer LT 80AZ",
      "domain_id": "astronomy",
      "category": "天文 / 深空观察",
      "kind": "product",
      "status": "candidate",
      "gateway_score": 88,
      "world_opening_index": 5,
      "graduation_index": 3,
      "maintenance": "medium",
      "price_band": "官网缺货、经销商库存需当日核验",
      "official_url": "https://www.celestron.com/products/starsense-explorer-lt-80az-smartphone-app-enabled-refractor-telescope-with-lens-cleaning-kit",
      "tags": [
        "astronomy",
        "telescope",
        "optics",
        "stargazing"
      ],
      "excerpt": "80mm 折射镜配手机导星，能降低第一次找星的挫败；但应先参加一次公开观星，确认城市光害与搬运条件。",
      "not_for": "主要目标是深空摄影，或没有稳定观测地点和收纳空间。",
      "roadmap": {
        "summary": "从辨认月亮、行星和亮星团开始，逐步理解天体运动、观测条件和光学边界。",
        "recommended_now": "先参加一次天文台或社团公开观星；如果你喜欢等待、寻找和反复校准，再考虑购镜。",
        "first_steps": [
          "肉眼辨认三个星座和一颗行星",
          "参加一次公开观星并实际操作望远镜",
          "确认阳台、楼顶或暗夜地点的可达性"
        ],
        "milestones": [
          {
            "title": "完成无器材星空辨认",
            "status": "current",
            "evidence": "至少连续三个夜晚"
          },
          {
            "title": "观察月面与一颗行星",
            "status": "next",
            "evidence": "记录时间、天气和倍率"
          },
          {
            "title": "建立 12 次观测日志",
            "status": "next",
            "evidence": "跨越不同月相与季节"
          }
        ],
        "branches": [
          {
            "title": "目视观测",
            "description": "专注月球、行星、双星和亮深空目标。",
            "next_action": "做一张季度目标清单"
          },
          {
            "title": "天体摄影",
            "description": "进入跟踪、曝光和后期处理。",
            "next_action": "先用手机完成月面记录"
          },
          {
            "title": "天文知识",
            "description": "把看到的对象连接到尺度和演化。",
            "next_action": "为每次观测补一条物理解释"
          }
        ],
        "alternatives": [
          {
            "title": "天文社团公开观星",
            "best_for": "想先看见真实效果再决定",
            "verdict": "强烈优先，能一次比较多种镜型。"
          },
          {
            "title": "双筒望远镜",
            "best_for": "重视便携，也想兼顾自然观察",
            "verdict": "更常用、更低维护，但行星细节有限。"
          }
        ]
      },
      "guide": {
        "hook": "第一次亲眼看到月球阴影沿环形山移动，和看再高清的照片完全不是一回事。",
        "spark": "观星不是把倍率拉满；天空透明度、稳定度与找到目标，往往比更大数字重要。",
        "payoff": "你会从认星、找目标到记录观测条件，建立真正的夜空方向感。",
        "quick_start": {
          "time": "20 分钟",
          "cost": "¥0",
          "action": "用免费星图找到月亮、一颗亮星和一个星座，连续三晚观察它们位置的变化。",
          "win": "不依赖搜索也能在天空中重新找到同一目标。"
        },
        "starter_knowledge": [
          {
            "term": "口径",
            "explain": "决定集光与分辨能力，通常比宣传倍率更值得关注。"
          },
          {
            "term": "视宁度",
            "explain": "大气扰动会让高倍率目标抖动模糊。"
          },
          {
            "term": "暗适应",
            "explain": "眼睛适应黑暗需要时间，白光会迅速破坏它。"
          }
        ],
        "upgrade_when": "参加一次公开观星后仍喜欢寻找与等待，且已有固定观测地点和收纳方案时再购镜。"
      }
    },
    {
      "related": [],
      "checked_at": "2026-07-19",
      "id": "woodworking-intro-workshop",
      "title": "一日木工入门工作坊",
      "domain_id": "woodworking",
      "category": "木工 / 结构制作",
      "kind": "experience",
      "status": "candidate",
      "gateway_score": 88,
      "world_opening_index": 4,
      "graduation_index": 5,
      "maintenance": "low",
      "price_band": "优先购买体验，不先购买工具",
      "tags": [
        "woodworking",
        "joinery",
        "hand-tools",
        "workshop"
      ],
      "excerpt": "先在有老师、有工位和完整工具的环境里完成一件小作品，再决定你真正需要手工具、电动工具还是根本不需要家庭工坊。",
      "not_for": "只想快速添置家具，或居住条件无法容纳粉尘、噪音和材料。",
      "roadmap": {
        "summary": "从木材方向、测量、锯切和连接进入结构思维，让工具选择由作品需求自然产生。",
        "recommended_now": "找一门能亲手完成小凳、托盘或盒子的实体课；不要先购买成套工具。",
        "first_steps": [
          "体验手锯、刨、凿和夹具",
          "完成一个带连接结构的小作品",
          "记录最喜欢与最挫败的工序"
        ],
        "milestones": [
          {
            "title": "完成第一件作品",
            "status": "current",
            "evidence": "以结构可靠而非外观完美为准"
          },
          {
            "title": "独立复刻一次",
            "status": "next",
            "evidence": "借用工坊设备完成"
          },
          {
            "title": "选择手工具或机加工主线",
            "status": "next",
            "evidence": "由作品和空间决定"
          }
        ],
        "branches": [
          {
            "title": "手工具木工",
            "description": "安静、慢速、重视手感。",
            "next_action": "练习刨平和榫接"
          },
          {
            "title": "家具制作",
            "description": "进入结构、人体尺度和表面处理。",
            "next_action": "做一件小型承重家具"
          },
          {
            "title": "数字木工",
            "description": "结合 CNC、激光和参数化设计。",
            "next_action": "先做纸板结构模型"
          }
        ],
        "alternatives": [
          {
            "title": "共享工坊会员",
            "best_for": "想持续做但没有家庭空间",
            "verdict": "通常比买全套工具更合理。"
          },
          {
            "title": "直接买家具",
            "best_for": "目标只是获得成品",
            "verdict": "更省时间；木工入口的价值在过程和能力。"
          }
        ]
      },
      "guide": {
        "hook": "一块粗糙木料被你刨平、锯直并连接成能承重的东西，手感和成就感都远胜购物开箱。",
        "spark": "木头有方向；顺着纹理像梳头，逆着纹理可能直接撕裂表面。",
        "payoff": "你会第一次理解测量、基准面、木纹和连接结构为何比昂贵工具更重要。",
        "quick_start": {
          "time": "15 分钟",
          "cost": "¥0",
          "action": "观察家里一件木家具，找出木纹方向、连接方式和受力路径，画一张拆解草图。",
          "win": "能解释这件家具为什么不会横向晃动。"
        },
        "starter_knowledge": [
          {
            "term": "基准面",
            "explain": "所有测量从可靠平面出发，否则误差会逐步累积。"
          },
          {
            "term": "木纹方向",
            "explain": "影响切削、强度、变形和表面效果。"
          },
          {
            "term": "连接与受力",
            "explain": "榫、钉、螺丝和胶各自适合不同方向的力。"
          }
        ],
        "upgrade_when": "先在共享工坊做完两件作品；只有确定常做的结构和家庭空间后，才逐件买工具。"
      }
    },
    {
      "related": [],
      "checked_at": "2026-07-19",
      "id": "knowledge-garden-sprint",
      "title": "30 天个人知识花园实验",
      "domain_id": "knowledge-management",
      "category": "知识管理 / 长期生长",
      "kind": "practice",
      "status": "candidate",
      "gateway_score": 88,
      "world_opening_index": 4,
      "graduation_index": 5,
      "maintenance": "medium",
      "price_band": "先用现有 Muse / 纯文本工具 · ¥0",
      "tags": [
        "knowledge-management",
        "notes",
        "writing",
        "systems"
      ],
      "excerpt": "不再买第二套笔记软件，先让现有 Muse 里的十条记录经过捕获、提炼、连接和输出，验证系统是否真的会生长。",
      "not_for": "目标只是囤资料，或希望换工具自动解决不复习、不输出的问题。",
      "roadmap": {
        "summary": "把信息收藏变成可检索、可连接、能支持决定和作品的个人知识系统。",
        "recommended_now": "只选一个正在推进的主题，连续 30 天让笔记服务于一个具体输出。",
        "first_steps": [
          "定义一个 30 天后要交付的输出",
          "每天提炼一条可独立理解的笔记",
          "每周把三条笔记连接成小结"
        ],
        "milestones": [
          {
            "title": "完成第一周闭环",
            "status": "current",
            "evidence": "捕获到输出都发生过"
          },
          {
            "title": "产出一篇综合笔记",
            "status": "next",
            "evidence": "不是资料堆砌"
          },
          {
            "title": "删除或归档无效流程",
            "status": "next",
            "evidence": "系统变得更轻"
          }
        ],
        "branches": [
          {
            "title": "研究系统",
            "description": "支持长期问题与证据管理。",
            "next_action": "建立问题清单"
          },
          {
            "title": "创作系统",
            "description": "把笔记转成文章、项目和作品。",
            "next_action": "设定固定发布节奏"
          },
          {
            "title": "决策记录",
            "description": "积累选择、假设和复盘。",
            "next_action": "记录一个重要决定"
          }
        ],
        "alternatives": [
          {
            "title": "继续使用简单文件夹",
            "best_for": "内容少且检索足够",
            "verdict": "完全可以；结构不应早于真实摩擦。"
          },
          {
            "title": "购买新笔记服务",
            "best_for": "明确缺少同步、协作或检索能力",
            "verdict": "先写清具体缺口，再迁移。"
          }
        ]
      },
      "guide": {
        "hook": "不是再建一个永远整理不完的资料库，而是让一条旧笔记在新问题出现时真的派上用场。",
        "spark": "笔记的价值不在收藏数量，而在它能否与另一条想法发生连接并推动行动。",
        "payoff": "你会形成一个轻量的捕捉—提炼—连接—输出循环，而不是继续囤积。",
        "quick_start": {
          "time": "15 分钟",
          "cost": "¥0",
          "action": "从现有笔记挑三条，分别改写成一句自己的判断，并互相加一个关联。",
          "win": "用三条旧内容写出一段新的小结。"
        },
        "starter_knowledge": [
          {
            "term": "捕捉与提炼",
            "explain": "保存原文只是开始，转成自己的问题或判断才可复用。"
          },
          {
            "term": "渐进式整理",
            "explain": "只在内容再次被用到时加工，减少提前分类的浪费。"
          },
          {
            "term": "输出驱动",
            "explain": "围绕真实作品组织知识，比追求完美目录更可靠。"
          }
        ],
        "upgrade_when": "30 天后确实遇到搜索、引用或协作瓶颈，再更换工具；不要用迁移代替思考。"
      }
    },
    {
      "related": [],
      "checked_at": "2026-07-19",
      "id": "field-recording-walk",
      "title": "第一次声音散步与环境录音",
      "domain_id": "acoustics",
      "category": "声学 / 环境聆听",
      "kind": "practice",
      "status": "candidate",
      "gateway_score": 87,
      "world_opening_index": 5,
      "graduation_index": 5,
      "maintenance": "low",
      "price_band": "先用手机与现有耳机 · ¥0",
      "tags": [
        "acoustics",
        "field-recording",
        "soundwalk",
        "listening"
      ],
      "excerpt": "先用手机记录空间、距离、反射和噪声，再决定是否需要录音机；这是把‘耳机听感’推向真实声音世界的免费入口。",
      "not_for": "只想追求器材参数，不愿出门比较真实声场。",
      "roadmap": {
        "summary": "从被动听音乐转向主动观察声音如何被空间、材料、距离和时间塑造。",
        "recommended_now": "戴上 OpenFit Air 做一次 30 分钟声音散步，并用手机录下三个差异最大的地点。",
        "first_steps": [
          "选择室内、街道、自然三个环境",
          "固定距离录制各一分钟",
          "用 MDR-100ABN 回放并写下空间差异"
        ],
        "milestones": [
          {
            "title": "完成第一次声音地图",
            "status": "current",
            "evidence": "三个地点与文字标注"
          },
          {
            "title": "完成同地点昼夜对比",
            "status": "next",
            "evidence": "保持录音位置一致"
          },
          {
            "title": "制作三分钟声音作品",
            "status": "next",
            "evidence": "有明确的选择和顺序"
          }
        ],
        "branches": [
          {
            "title": "声景记录",
            "description": "关注地点、时间与生态。",
            "next_action": "建立一条重复路线"
          },
          {
            "title": "音乐采样",
            "description": "把环境声音变成节奏和材料。",
            "next_action": "从一次录音切出五个样本"
          },
          {
            "title": "空间声学",
            "description": "理解混响、吸收和反射。",
            "next_action": "比较三种房间拍手响应"
          }
        ],
        "alternatives": [
          {
            "title": "便携录音机",
            "best_for": "手机底噪和控制已明确成为瓶颈",
            "verdict": "先用手机完成三次作品，再知道该买哪一类。"
          },
          {
            "title": "只做主动聆听",
            "best_for": "不想编辑和管理文件",
            "verdict": "不录音也能打开声学观察。"
          }
        ]
      },
      "guide": {
        "hook": "同一条街闭眼听，会突然出现远近层次、反射、机械节奏和被视觉忽略的小声音。",
        "spark": "声音地图与普通地图相反：墙后、楼上、远处都可能同时抵达耳边。",
        "payoff": "你会主动分辨声源、距离、空间和时间，并用已有耳机听出环境录音的差别。",
        "quick_start": {
          "time": "15 分钟",
          "cost": "¥0",
          "action": "站在室内、门口和街边各闭眼两分钟，分别写下最近、最远和最稳定的声音。",
          "win": "画出一张至少包含六个声源的简易声音地图。"
        },
        "starter_knowledge": [
          {
            "term": "直达声与反射声",
            "explain": "先到耳朵的是直达声，墙面与空间带来延迟反射。"
          },
          {
            "term": "信噪比",
            "explain": "目标声音与背景噪声的差距，距离和朝向会显著改变它。"
          },
          {
            "term": "动态范围",
            "explain": "环境中最轻与最响声音跨度很大，录音电平要留余量。"
          }
        ],
        "upgrade_when": "手机已完成三次有主题的声音作品，并明确受到底噪、立体声或风噪限制时再买录音机。"
      }
    },
    {
      "related": [],
      "checked_at": "2026-07-19",
      "id": "ceramics-wheel-trial",
      "title": "陶艺拉坯体验课",
      "domain_id": "ceramics",
      "category": "陶艺 / 材料与火",
      "kind": "course",
      "status": "candidate",
      "gateway_score": 86,
      "world_opening_index": 4,
      "graduation_index": 4,
      "maintenance": "low",
      "price_band": "单次体验课即可验证",
      "tags": [
        "ceramics",
        "clay",
        "wheel",
        "glaze"
      ],
      "excerpt": "泥、手、速度与火共同决定结果；课程本身就是最好的入口，暂时没有任何设备值得先买回家。",
      "not_for": "不能接受作品失败、等待烧制或手部反复沾泥。",
      "roadmap": {
        "summary": "通过一次真实拉坯理解材料、动作和不可完全控制的烧制结果。",
        "recommended_now": "选包含修坯和上釉说明的小班课，先完成两件器皿再判断是否继续。",
        "first_steps": [
          "认识泥料与安全规则",
          "完成中心定位和基础拉升",
          "参与修坯、上釉或理解烧制流程"
        ],
        "milestones": [
          {
            "title": "完成两件烧成作品",
            "status": "current",
            "evidence": "记录厚薄与变形"
          },
          {
            "title": "连续上四次课",
            "status": "next",
            "evidence": "判断兴趣是否来自新鲜感"
          },
          {
            "title": "选择拉坯或手捏路线",
            "status": "next",
            "evidence": "按身体感受和作品方向选择"
          }
        ],
        "branches": [
          {
            "title": "实用器皿",
            "description": "关注形体、厚薄和使用感。",
            "next_action": "复刻同一杯型三次"
          },
          {
            "title": "釉色实验",
            "description": "进入配方、温度和意外结果。",
            "next_action": "做标准化试片"
          },
          {
            "title": "雕塑表达",
            "description": "把泥当成立体语言。",
            "next_action": "完成小型手捏系列"
          }
        ],
        "alternatives": [
          {
            "title": "手捏体验",
            "best_for": "不喜欢机器节奏或更想自由造型",
            "verdict": "门槛更低，也更适合在家小规模继续。"
          },
          {
            "title": "购买成品陶器",
            "best_for": "只在意器物本身",
            "verdict": "更省空间；制作能力是另一种目标。"
          }
        ]
      },
      "guide": {
        "hook": "泥在手中从摇晃变稳定的那一刻非常迷人；它会直接暴露你的力量、节奏和耐心。",
        "spark": "拉坯不是把泥硬推成形，而是让双手建立稳定支点，引导旋转中的材料。",
        "payoff": "你会体验材料、身体动作与火候共同决定结果，而不是完全控制成品。",
        "quick_start": {
          "time": "15 分钟",
          "cost": "¥0",
          "action": "找三个喜欢的杯碗，比较口沿、厚薄、重心和手握位置，写下最影响使用感的一点。",
          "win": "能从使用而非装饰角度描述一个器皿。"
        },
        "starter_knowledge": [
          {
            "term": "定中心",
            "explain": "泥团必须先与转盘同轴，后续拉升才不会摆动。"
          },
          {
            "term": "修坯",
            "explain": "半干状态下削去多余泥料并完成底足。"
          },
          {
            "term": "烧成收缩",
            "explain": "干燥与烧制会让尺寸缩小，也可能变形或开裂。"
          }
        ],
        "upgrade_when": "至少上四次课并确认喜欢重复练习，再考虑工作室会员；家庭设备通常不是入门优选。"
      }
    },
    {
      "related": [],
      "checked_at": "2026-07-19",
      "id": "museum-field-notebook",
      "title": "一馆一题：博物馆田野笔记",
      "domain_id": "archaeology",
      "category": "考古 / 物质文化",
      "kind": "visit",
      "status": "candidate",
      "gateway_score": 86,
      "world_opening_index": 5,
      "graduation_index": 5,
      "maintenance": "low",
      "price_band": "一张门票 + 一本小笔记本",
      "tags": [
        "museum",
        "archaeology",
        "material-culture",
        "field-notes"
      ],
      "excerpt": "不要把博物馆当成展品列表；带着一个问题、画三件器物、追一条材料或技术线索，就能进入考古和物质文化。",
      "not_for": "只想快速打卡，不愿在一件器物前停留十分钟。",
      "roadmap": {
        "summary": "通过器物的材料、工艺、用途和出土语境，理解过去生活如何被证据重建。",
        "recommended_now": "选最近的一家博物馆，只带一个问题去，例如‘普通人怎样吃饭’或‘金属技术怎样传播’。",
        "first_steps": [
          "为三件器物画轮廓并抄录关键信息",
          "分别写下观察、解释与疑问",
          "回家查一条策展说明之外的资料"
        ],
        "milestones": [
          {
            "title": "完成第一份三器物笔记",
            "status": "current",
            "evidence": "区分事实与推测"
          },
          {
            "title": "沿同一问题参观三馆",
            "status": "next",
            "evidence": "形成横向比较"
          },
          {
            "title": "写一篇物质文化小研究",
            "status": "next",
            "evidence": "引用展签、图录或论文"
          }
        ],
        "branches": [
          {
            "title": "技术史",
            "description": "追踪材料和工艺如何变化。",
            "next_action": "选择陶瓷、金属或纺织一条线"
          },
          {
            "title": "日常生活史",
            "description": "从普通器物理解制度和身体。",
            "next_action": "比较三个时代的同类器物"
          },
          {
            "title": "田野与遗址",
            "description": "进入空间、地层和现场证据。",
            "next_action": "参加一次公开遗址导览"
          }
        ],
        "alternatives": [
          {
            "title": "线上数字展",
            "best_for": "暂时无法到馆",
            "verdict": "适合预习与复查，但尺度和空间感会缺失。"
          },
          {
            "title": "购买图录",
            "best_for": "已经确认会反复研究某个展览",
            "verdict": "先逛馆再买，避免图录成为未读收藏。"
          }
        ]
      },
      "guide": {
        "hook": "只带一个问题进博物馆，会让走马观花变成侦探游戏：材料、磨损和陈列方式都开始提供证据。",
        "spark": "展签告诉你结论，器物表面的修补、污渍和磨损却可能告诉你它怎样被真实使用。",
        "payoff": "你会完成一次从观察、假设到查证的微型研究，而不是只拍照打卡。",
        "quick_start": {
          "time": "20 分钟",
          "cost": "¥0–门票",
          "action": "选一件家中旧物，先不查资料，记录材料、制作痕迹、磨损和三个推测。",
          "win": "查证后发现至少一个推测正确、一个需要修正。"
        },
        "starter_knowledge": [
          {
            "term": "物质证据",
            "explain": "材料、工艺、残留和损伤都能支持或反驳解释。"
          },
          {
            "term": "语境",
            "explain": "物品出土或使用的位置，往往与物品本身同样重要。"
          },
          {
            "term": "假设与查证",
            "explain": "先写可被推翻的猜测，再找证据，而不是只抄结论。"
          }
        ],
        "upgrade_when": "连续完成三次一馆一题后，再按最常追问的主题购买通识书、课程或会员。"
      }
    },
    {
      "related": [],
      "source": "https://global.hario.com/product/coffee/dripper/VDC.html",
      "checked_at": "2026-07-19",
      "id": "hario-v60-ceramic",
      "title": "HARIO V60 02 陶瓷滤杯",
      "domain_id": "coffee-tea",
      "category": "咖啡茶饮 / 风味感知",
      "kind": "product",
      "status": "candidate",
      "gateway_score": 85,
      "world_opening_index": 4,
      "graduation_index": 5,
      "maintenance": "low",
      "price_band": "滤杯之外还需滤纸、秤与热水",
      "official_url": "https://global.hario.com/product/coffee/dripper/VDC.html",
      "tags": [
        "coffee",
        "v60",
        "brewing",
        "sensory"
      ],
      "excerpt": "结构简单但变量足够丰富，适合用固定豆子学习水温、研磨、比例和注水；如果还没有磨豆机，先买咖啡体验而非整套器材。",
      "not_for": "只追求一键稳定、早晨没有手冲时间，或不愿记录变量。",
      "roadmap": {
        "summary": "把‘好不好喝’拆成可重复的比例、研磨、温度、时间和风味描述。",
        "recommended_now": "先在咖啡店参加一次手冲体验；若享受调变量的过程，再组最小套装。",
        "first_steps": [
          "固定一种豆和 1:15 比例",
          "只改变研磨粗细做三杯对比",
          "用自己的词记录酸、甜、苦和余韵"
        ],
        "milestones": [
          {
            "title": "完成三杯单变量对比",
            "status": "current",
            "evidence": "其余参数保持一致"
          },
          {
            "title": "复现一杯满意结果",
            "status": "next",
            "evidence": "连续两次接近"
          },
          {
            "title": "盲测两种产地或处理法",
            "status": "next",
            "evidence": "先描述后看答案"
          }
        ],
        "branches": [
          {
            "title": "冲煮技术",
            "description": "追求稳定和可重复。",
            "next_action": "建立个人基准配方"
          },
          {
            "title": "烘焙与产地",
            "description": "理解风味如何形成。",
            "next_action": "对比同产地不同烘焙"
          },
          {
            "title": "感官训练",
            "description": "建立描述和校准能力。",
            "next_action": "与朋友做三角杯测"
          }
        ],
        "alternatives": [
          {
            "title": "聪明杯 / 浸泡式",
            "best_for": "更重视稳定和低操作负担",
            "verdict": "日常更轻松，变量更少。"
          },
          {
            "title": "常去的精品咖啡店",
            "best_for": "只想喝和探索风味",
            "verdict": "可能比在家囤器材更适合。"
          }
        ]
      },
      "guide": {
        "hook": "一只滤杯能把水温、研磨、注水和时间变成可尝试的小实验，同一包豆会出现明显不同的甜、酸和香气。",
        "spark": "器具不变，只把研磨调粗一格，流速和味道就可能同时改变。",
        "payoff": "你会用一杯咖啡理解变量控制，并建立自己的可复现配方。",
        "quick_start": {
          "time": "15 分钟",
          "cost": "用现有器具",
          "action": "固定咖啡与水量，连续冲两杯，只改变研磨或浸泡时间，并盲喝比较。",
          "win": "指出一个变量如何改变酸、甜、苦或口感。"
        },
        "starter_knowledge": [
          {
            "term": "粉水比",
            "explain": "先固定咖啡与水的比例，才容易判断其他变量。"
          },
          {
            "term": "萃取",
            "explain": "水带走风味物质；不足可能尖酸，过度可能干涩苦重。"
          },
          {
            "term": "研磨与流速",
            "explain": "通常更细会增加接触和阻力，但豆子与手法也会影响结果。"
          }
        ],
        "upgrade_when": "能稳定复现配方、现有研磨均匀度成为明确瓶颈时，先升级磨豆机而不是继续收集滤杯。"
      }
    },
    {
      "related": [],
      "checked_at": "2026-07-19",
      "id": "visual-diary-30-days",
      "title": "30 天视觉日记套装",
      "domain_id": "visual-art",
      "category": "视觉艺术 / 绘画",
      "kind": "kit",
      "status": "candidate",
      "gateway_score": 84,
      "world_opening_index": 4,
      "graduation_index": 5,
      "maintenance": "low",
      "price_band": "一本 A5 素描本 + 黑笔即可",
      "tags": [
        "drawing",
        "visual-journal",
        "observation",
        "practice"
      ],
      "excerpt": "这里推荐的不是某个昂贵画材品牌，而是一套足够克制的购买清单：一本本子、一支黑笔、连续 30 天。",
      "not_for": "期待工具立刻带来‘画得像’，却不愿留下不满意的页面。",
      "roadmap": {
        "summary": "用每日一页训练观察、构图和取舍，让画材消费退到实践之后。",
        "recommended_now": "只买一本能随身带的素描本和一支耐水黑笔，第一轮不添加颜色。",
        "first_steps": [
          "每天画一个身边物件 10 分钟",
          "页面写下日期与一个观察结论",
          "每七天重画同一对象"
        ],
        "milestones": [
          {
            "title": "连续完成 7 页",
            "status": "current",
            "evidence": "允许难看但不能跳过"
          },
          {
            "title": "完成 30 页",
            "status": "next",
            "evidence": "形成可比较的时间序列"
          },
          {
            "title": "选择下一种媒介",
            "status": "next",
            "evidence": "由最想表达的内容决定"
          }
        ],
        "branches": [
          {
            "title": "观察素描",
            "description": "训练比例、明暗和空间。",
            "next_action": "画同一物件三个角度"
          },
          {
            "title": "城市速写",
            "description": "记录地点、人物和运动。",
            "next_action": "完成一次 30 分钟街区观察"
          },
          {
            "title": "视觉叙事",
            "description": "用连续画面讲述经验。",
            "next_action": "画四格无字故事"
          }
        ],
        "alternatives": [
          {
            "title": "手机摄影日记",
            "best_for": "更关心取景而不是手部表达",
            "verdict": "同样能训练观察，且零新增购买。"
          },
          {
            "title": "系统绘画课程",
            "best_for": "需要反馈和结构化训练",
            "verdict": "在完成 30 页后，课程会更有针对性。"
          }
        ]
      },
      "guide": {
        "hook": "每天十分钟后，你会发现自己不是‘不会画’，而是以前从未认真看过杯口椭圆、阴影边缘和物体比例。",
        "spark": "画得不像时，最有价值的往往不是补更多线，而是重新检查自己究竟看见了什么。",
        "payoff": "你会得到 30 页可见进步，并形成从观察到取舍的视觉习惯。",
        "quick_start": {
          "time": "10 分钟",
          "cost": "¥0",
          "action": "用现有纸笔画眼前一个杯子：前五分钟只看轮廓和比例，后五分钟只加三块阴影。",
          "win": "写下一处画前没注意、画后才看见的细节。"
        },
        "starter_knowledge": [
          {
            "term": "负形",
            "explain": "观察物体周围的空白形状，常比盯着物体本身更容易校准比例。"
          },
          {
            "term": "明度",
            "explain": "先把复杂颜色归纳为亮、中、暗三组，画面会更稳。"
          },
          {
            "term": "轮廓与结构",
            "explain": "外边缘只是结果，内部轴线和基本体决定形体。"
          }
        ],
        "upgrade_when": "完成 30 页并明确想要颜色、速写或精细素描后，再只增加一种媒介。"
      }
    },
    {
      "id": "digital-microscope",
      "title": "数码显微镜（Andonstar AD409 级别）",
      "category": "微观 / 材料观察",
      "domain_id": "micro-observation",
      "status": "candidate",
      "gateway_score": 82,
      "world_opening_index": 5,
      "graduation_index": 3,
      "maintenance": "low",
      "price_band": "约 ¥1000–2500，随版本与支架变化",
      "tags": [
        "micro",
        "materials",
        "inspection"
      ],
      "related": [],
      "excerpt": "把手表倒角、笔尖、PCB 焊点、金属纹理、植物和纤维变成可观察、可记录的对象。它能把“喜欢设计”变成看细节与材料的实践。",
      "roadmap": {
        "summary": "把材料、焊点、笔尖和纤维变成可观察对象，用真实任务决定数字显微镜是否足够。",
        "recommended_now": "先收集十个你确实想观察或维修的对象；如果工作距离、立体感和支架稳定成为瓶颈，再比较体视显微镜。",
        "first_steps": [
          "列出十个真实观察对象",
          "用现有相机或放大工具验证记录需求",
          "明确是否需要焊接、装配所需工作距离"
        ],
        "milestones": [
          {
            "title": "建立观察对象清单",
            "status": "current",
            "evidence": "至少包含材料、电子与日常物件"
          },
          {
            "title": "完成数字方案试用",
            "status": "next",
            "evidence": "记录支架、照明、延迟和工作距离"
          },
          {
            "title": "判断数字或光学路线",
            "status": "next",
            "evidence": "由真实任务而非宣传倍率决定"
          }
        ],
        "branches": [
          {
            "title": "材料观察",
            "description": "记录表面、纤维、刀口和加工细节。",
            "next_action": "建立同倍率对比图库"
          },
          {
            "title": "电子维修",
            "description": "观察焊点，并需要更大的工作距离。",
            "next_action": "用一次真实焊接任务验证"
          },
          {
            "title": "自然记录",
            "description": "观察植物、昆虫与日常微观结构。",
            "next_action": "完成一组带尺度说明的记录"
          }
        ],
        "alternatives": [
          {
            "title": "手机微距 / 相机微距",
            "best_for": "主要目标是记录和分享，不做精密操作",
            "verdict": "更轻便，可能已经足够。"
          },
          {
            "title": "光学体视显微镜",
            "best_for": "维修、装配、需要自然立体感与低延迟",
            "verdict": "更适合严肃操作，但体积和成本更高；先用任务验证需求。"
          }
        ]
      },
      "guide": {
        "entry_type": "product",
        "hook": "纸纤维、印刷网点、金属划痕和昆虫翅膀会瞬间变成陌生景观，普通物件重新值得探索。",
        "spark": "高倍率不总是更好；光线、景深和稳定性往往比放大数字更决定你能看见什么。",
        "payoff": "你会从‘看个稀奇’进入照明、比例、对照与记录的微观观察方法。",
        "quick_start": {
          "time": "15 分钟",
          "cost": "¥0",
          "action": "用手机微距拍纸张、布料和金属表面，保持相同光线与距离，比较纹理尺度。",
          "win": "提出一个能通过继续放大或换光线验证的问题。"
        },
        "starter_knowledge": [
          {
            "term": "景深",
            "explain": "倍率越高，清晰的前后范围通常越薄。"
          },
          {
            "term": "照明角度",
            "explain": "侧光突出凹凸，正面光减少阴影，不同光揭示不同信息。"
          },
          {
            "term": "尺度参照",
            "explain": "图像中加入标尺或已知尺寸，观察才可比较。"
          }
        ],
        "upgrade_when": "手机微距已产生持续观察主题，并明确需要更稳定支架、工作距离或屏幕记录时再买。"
      }
    },
    {
      "related": [],
      "id": "mechanical-keyboards",
      "title": "机械键盘 / 输入界面",
      "domain_id": "computing",
      "category": "计算 / 数字创造",
      "status": "owned",
      "gateway_score": 82,
      "world_opening_index": 4,
      "graduation_index": 3,
      "maintenance": "low",
      "price_band": "先用现有 Filco Minila Air，不新增购买",
      "tags": [
        "mechanical-keyboard",
        "typing",
        "input",
        "filco"
      ],
      "excerpt": "从一把用了十几年的 Filco Minila Air 出发，观察按键反馈、打字动作、布局和机械结构如何改变输入体验。",
      "roadmap": {
        "summary": "从现有 Filco Minila Air 出发，把‘键盘好不好用’拆成按键反馈、声音、布局、姿势和输入效率，先建立自己的感受词汇，再决定是否需要换轴、换键帽或换键盘。",
        "recommended_now": "先不买新的键盘。用 Filco Minila Air 和笔记本键盘做一次固定文本 A/B，对比触发、触底、回弹、声音和连续输入后的疲劳；先知道自己在意什么。",
        "first_steps": [
          "准备一段 3–5 分钟的固定文字，分别用 Filco Minila Air 与笔记本键盘输入",
          "每次只记录五件事：按下阻力、触发是否明确、触底声音、回弹节奏、手指或手腕疲劳",
          "保持同样坐姿和输入任务，重复三次，不把一次新鲜感直接当成长期偏好"
        ],
        "milestones": [
          {
            "title": "说清自己喜欢的按键反馈",
            "status": "current",
            "evidence": "能用触发、触底、回弹、声音和疲劳描述，而不是只说‘机械感’"
          },
          {
            "title": "完成 Filco 与笔记本键盘 A/B",
            "status": "next",
            "evidence": "固定文本重复三次，并留下具体差异记录"
          },
          {
            "title": "理解布局是效率的一部分",
            "status": "next",
            "evidence": "能解释 Minila Air 的紧凑布局让哪些键位更近或更远"
          },
          {
            "title": "只在真实瓶颈出现后尝试改造",
            "status": "next",
            "evidence": "明确是声音、轴体、键帽、配列或姿势造成阻力"
          }
        ],
        "branches": [
          {
            "title": "打字与人体工学",
            "description": "关注手指路径、姿势、布局和长时间输入的负担。",
            "next_action": "用同一段工作文本记录错误率与疲劳"
          },
          {
            "title": "轴体与声音",
            "description": "理解触发、段落感、触底和回弹如何形成不同手感。",
            "next_action": "借用或试听不同轴体，不先囤轴"
          },
          {
            "title": "键盘结构与改造",
            "description": "进入键帽、卫星轴、定位板、填充和无线维护。",
            "next_action": "先清洁现有键盘并记录改动前后的声音与手感"
          }
        ],
        "alternatives": [
          {
            "title": "笔记本键盘",
            "best_for": "追求轻薄、安静和随设备移动",
            "verdict": "可能更适合日常携带；机械键盘的价值不等于输入速度一定更快。"
          },
          {
            "title": "先借用不同轴体的键盘",
            "best_for": "还分不清自己喜欢线性、段落或点击反馈",
            "verdict": "比直接购买套件更能减少误判，先形成自己的手感词汇。"
          },
          {
            "title": "直接买新键盘",
            "best_for": "现有布局、连接或按键状态已经成为明确瓶颈",
            "verdict": "先写清瓶颈再买；十几年的 Filco 仍然可以作为稳定基准。"
          }
        ]
      },
      "guide": {
        "entry_type": "practice",
        "hook": "一把用了十几年的键盘，仍然可以把每天最普通的输入动作拆成阻力、触发、回弹、声音和疲劳，让你开始真正观察自己如何打字。",
        "spark": "机械键盘有趣的地方不是‘一定更快’，而是同样一段文字，手指会因为按键反馈、布局和声音产生不同节奏。",
        "payoff": "你会获得一套描述输入体验的词汇，并知道自己真正想改善的是手感、声音、布局、姿势还是连接，而不是被参数和购买清单牵着走。",
        "quick_start": {
          "time": "15 分钟",
          "cost": "¥0",
          "action": "用 Filco Minila Air 和笔记本键盘分别输入同一段 3–5 分钟的固定文字；每次只记按下阻力、触发、触底声音、回弹和疲劳。",
          "win": "写出三条可复现的差异，例如‘触发更明确’或‘连续输入后小指更累’，不使用‘高级/普通’作结论。"
        },
        "starter_knowledge": [
          {
            "term": "触发与触底",
            "explain": "按键不必完全压到底才会触发；触发位置和触底反馈是两种不同感受。"
          },
          {
            "term": "线性 / 段落 / 点击",
            "explain": "这是描述按键反馈路径的常用词，先用手感和声音理解，不急着背轴体型号。"
          },
          {
            "term": "配列与姿势",
            "explain": "键位距离、Fn 层和手腕角度会影响输入路径；速度不是唯一目标，长时间舒服也很重要。"
          }
        ],
        "upgrade_when": "当你完成三次固定文本对照，并能说清现有 Filco 的具体瓶颈后，再借用或试听不同轴体、布局或键帽；不要先买一套零件再寻找问题。"
      }
    }
  ],
  "gear": [
    {
      "title": "Canon EF 70-200mm f/4L 🎁",
      "brand": "canon",
      "model": "EF 70-200mm f/4L",
      "device_type": "cameralens",
      "category": "_archive",
      "category_label": "归档",
      "category_mark": "档",
      "domain_ids": [
        "photography"
      ],
      "status": "gifted",
      "status_raw": "🎁 已送老爸",
      "acquired": "2016-07-06",
      "price_cny": 5850,
      "tags": [
        "gear",
        "photography",
        "lens",
        "canon",
        "gifted",
        "archive"
      ],
      "archived": true,
      "excerpt": "佳能小小白长焦 · L 红圈 · 已送老爸 🎁"
    },
    {
      "title": "DJI Mavic 2 Pro 🚁 · 永远的瑞士山头",
      "brand": "dji",
      "model": "Mavic 2 Pro",
      "device_type": "drone",
      "category": "_archive",
      "category_label": "归档",
      "category_mark": "档",
      "domain_ids": [
        "photography"
      ],
      "status": "lost",
      "status_raw": "🌲 lost (挂在瑞士山头树上)",
      "acquired": "2019-02-03",
      "price_cny": 1798,
      "tags": [
        "gear",
        "drone",
        "dji",
        "lost",
        "archive"
      ],
      "archived": true,
      "excerpt": "⚠️ 永久失去 — 飞行中挂在瑞士某山头的树上，找不回来 🌲"
    },
    {
      "title": "Exway Flex-Roit 电动滑板 ⚠️🩹",
      "brand": "exway",
      "model": "Flex-Roit",
      "device_type": "electricskateboard",
      "category": "_archive",
      "category_label": "归档",
      "category_mark": "档",
      "domain_ids": [
        "automotive"
      ],
      "status": "sold",
      "status_raw": "🩹 sold + 💔 受伤纪念",
      "acquired": "2020-09-24",
      "price_cny": 3808,
      "tags": [
        "gear",
        "skating",
        "electric",
        "sold",
        "archive",
        "injury"
      ],
      "archived": true,
      "excerpt": "💡 这是大王装备清单里最有教训的一件。"
    },
    {
      "title": "Sony FE 24-70mm f/2.8 GM 🎁",
      "brand": "sony",
      "model": "FE 24-70mm f/2.8 GM",
      "device_type": "cameralens",
      "category": "_archive",
      "category_label": "归档",
      "category_mark": "档",
      "domain_ids": [
        "photography"
      ],
      "status": "gifted",
      "status_raw": "🎁 已送阿铁",
      "acquired": "2017-11-15",
      "price_cny": 12500,
      "tags": [
        "gear",
        "photography",
        "lens",
        "sony",
        "gm",
        "gifted",
        "archive"
      ],
      "archived": true,
      "excerpt": "⭐ Sony G Master 牛变 · ¥12,500 一代经典 · 已送给阿铁 🎁"
    },
    {
      "title": "Red Wing 8111 Iron Ranger 工装靴",
      "brand": "Red Wing",
      "model": "8111 Iron Ranger",
      "device_type": "boots",
      "category": "apparel",
      "category_label": "穿戴",
      "category_mark": "衣",
      "domain_ids": [
        "wearing"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2021-01-20",
      "price_cny": 2319,
      "tags": [
        "gear",
        "footwear",
        "redwing",
        "boots"
      ],
      "archived": false,
      "excerpt": "Red Wing 经典 Iron Ranger · 8111 棕色 amber harness 皮 · 工装风潮款"
    },
    {
      "title": "韶音 OpenFit Air",
      "brand": "shokz",
      "model": "OpenFit Air",
      "device_type": "openearheadphone",
      "category": "audio",
      "category_label": "声音",
      "category_mark": "声",
      "domain_ids": [
        "listening"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2024-07-27",
      "price_cny": 674,
      "tags": [
        "gear",
        "audio",
        "headphone",
        "shokz",
        "openfit"
      ],
      "archived": false,
      "excerpt": "开放式耳挂蓝牙耳机 · 不入耳设计"
    },
    {
      "title": "博世 Bosch 车载充气泵",
      "brand": "Bosch (博世)",
      "model": "充气泵",
      "device_type": "tireinflator",
      "category": "automotive",
      "category_label": "汽车",
      "category_mark": "车",
      "domain_ids": [
        "automotive"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2025-11-06",
      "price_cny": 242,
      "tags": [
        "gear",
        "automotive",
        "tire_pump",
        "bosch"
      ],
      "archived": false,
      "excerpt": ""
    },
    {
      "title": "强化刹车油管 (Stainless Steel Brake Lines)",
      "brand": "⏳ 待补",
      "model": "强化油管",
      "device_type": "stainlesssteelbrakeline",
      "category": "automotive",
      "category_label": "汽车",
      "category_mark": "车",
      "domain_ids": [
        "automotive"
      ],
      "status": "for_sale",
      "status_raw": "⏳ 装在 BRZ（待售）",
      "acquired": "⏳ 待补",
      "price_cny": 450,
      "tags": [
        "gear",
        "automotive",
        "brz_mod",
        "brake_line",
        "stainless_steel"
      ],
      "archived": false,
      "excerpt": "BRZ 改件 · 不锈钢编织刹车油管"
    },
    {
      "title": "BRZ CarPlay 模块",
      "brand": "⏳",
      "model": "CarPlay 模块",
      "device_type": "carplaymodule",
      "category": "automotive",
      "category_label": "汽车",
      "category_mark": "车",
      "domain_ids": [
        "automotive"
      ],
      "status": "for_sale",
      "status_raw": "装在 BRZ（待售）",
      "acquired": "2020-03-26",
      "price_cny": 348,
      "tags": [
        "gear",
        "automotive",
        "brz_mod",
        "carplay"
      ],
      "archived": false,
      "excerpt": "给 Gaox 中控加 CarPlay 功能"
    },
    {
      "title": "Cusco 安全带支架 · Harness Bar",
      "brand": "cusco",
      "model": "安全带支架 (Harness Bar)",
      "device_type": "harnessbar",
      "category": "automotive",
      "category_label": "汽车",
      "category_mark": "车",
      "domain_ids": [
        "automotive"
      ],
      "status": "for_sale",
      "status_raw": "⏳ 装在 BRZ（待售）",
      "acquired": "⏳ 待补",
      "price_cny": 1300,
      "tags": [
        "gear",
        "automotive",
        "brz_mod",
        "harness_bar",
        "cusco",
        "safety"
      ],
      "archived": false,
      "excerpt": "BRZ 改件 · 4 点安全带专用支架"
    },
    {
      "title": "Cusco LSD · 1.5-way / 6 弹簧 / 60% 锁止率",
      "brand": "cusco",
      "model": "LSD Type RS 1.5-way (推测)",
      "device_type": "differentiallsd",
      "category": "automotive",
      "category_label": "汽车",
      "category_mark": "车",
      "domain_ids": [
        "automotive"
      ],
      "status": "for_sale",
      "status_raw": "⏳ 装在 BRZ（待售）",
      "acquired": "⏳ 待补",
      "price_cny": 8857,
      "tags": [
        "gear",
        "automotive",
        "brz_mod",
        "lsd",
        "cusco",
        "drivetrain"
      ],
      "archived": false,
      "excerpt": "BRZ 改件 · 后桥 LSD（限滑差速器） · 整套改装中价值最高单件 ⭐"
    },
    {
      "title": "Cusco 油底壳挡板 · Oil Pan Baffle",
      "brand": "cusco",
      "model": "油底壳挡板 (Oil Pan Baffle)",
      "device_type": "oilpanbaffle",
      "category": "automotive",
      "category_label": "汽车",
      "category_mark": "车",
      "domain_ids": [
        "automotive"
      ],
      "status": "for_sale",
      "status_raw": "⏳ 装在 BRZ（待售）",
      "acquired": "⏳ 待补",
      "price_cny": 1970,
      "tags": [
        "gear",
        "automotive",
        "brz_mod",
        "oil_pan_baffle",
        "cusco",
        "engine"
      ],
      "archived": false,
      "excerpt": "BRZ 改件 · FA20 引擎油底壳防呛油挡板"
    },
    {
      "title": "Cusco 前后平衡杆 · Sway Bar Set",
      "brand": "cusco",
      "model": "前后平衡杆 (Sway Bar Set)",
      "device_type": "antirollbar",
      "category": "automotive",
      "category_label": "汽车",
      "category_mark": "车",
      "domain_ids": [
        "automotive"
      ],
      "status": "for_sale",
      "status_raw": "⏳ 装在 BRZ（待售）",
      "acquired": "⏳ 待补",
      "price_cny": 1770,
      "tags": [
        "gear",
        "automotive",
        "brz_mod",
        "swaybar",
        "cusco",
        "suspension"
      ],
      "archived": false,
      "excerpt": "BRZ 改件 · 前后防倾杆套装"
    },
    {
      "title": "Dixcel FS · 前 + 后 刹车盘整套",
      "brand": "dixcel",
      "model": "FS (Type FS) 前+后整套",
      "device_type": "brakediscset",
      "category": "automotive",
      "category_label": "汽车",
      "category_mark": "车",
      "domain_ids": [
        "automotive"
      ],
      "status": "for_sale",
      "status_raw": "装在 BRZ（待售）",
      "acquired": "2019-08-20 (前盘) + ⏳ (后盘)",
      "price_cny": 4967,
      "tags": [
        "gear",
        "automotive",
        "brz_mod",
        "brake_disc",
        "dixcel"
      ],
      "archived": false,
      "excerpt": "BRZ 改件 · 前 + 后 完整刹车盘升级 · Type-FS 划线设计"
    },
    {
      "title": "魔铁 ST600 前后刹车片",
      "brand": "motei",
      "model": "ST600",
      "device_type": "brakepadset",
      "category": "automotive",
      "category_label": "汽车",
      "category_mark": "车",
      "domain_ids": [
        "automotive"
      ],
      "status": "for_sale",
      "status_raw": "⏳ 装在 BRZ（待售）",
      "acquired": "⏳ 待补",
      "price_cny": 2060,
      "tags": [
        "gear",
        "automotive",
        "brz_mod",
        "brake_pad",
        "motei",
        "st600"
      ],
      "archived": false,
      "excerpt": "BRZ 改件 · 街道-半赛级前后刹车片套装"
    },
    {
      "title": "BRZ 后备箱工具格",
      "brand": "⏳",
      "model": "BRZ 后备箱工具格",
      "device_type": "trunkorganizer",
      "category": "automotive",
      "category_label": "汽车",
      "category_mark": "车",
      "domain_ids": [
        "automotive"
      ],
      "status": "for_sale",
      "status_raw": "装在 BRZ（待售）",
      "acquired": "2019-09-01",
      "price_cny": 300,
      "tags": [
        "gear",
        "automotive",
        "brz_mod",
        "trunk_organizer"
      ],
      "archived": false,
      "excerpt": "BRZ 改件 · 后备箱专用工具收纳"
    },
    {
      "title": "Gaox 安卓中控（BRZ 改装款）",
      "brand": "gaox",
      "model": "安卓中控大屏（BRZ 改装款）",
      "device_type": "carheadunit",
      "category": "automotive",
      "category_label": "汽车",
      "category_mark": "车",
      "domain_ids": [
        "automotive"
      ],
      "status": "for_sale",
      "status_raw": "装在 BRZ（待售）",
      "acquired": "2018-08-11",
      "price_cny": 4199,
      "tags": [
        "gear",
        "automotive",
        "car_audio",
        "head_unit",
        "gaox",
        "brz_mod"
      ],
      "archived": false,
      "excerpt": "安卓系统改装中控大屏 · BRZ 专用 · ⭐ 最早一批 BRZ 改装件"
    },
    {
      "title": "爱丽思 RV600 车载箱 40L",
      "brand": "爱丽思 (Iris)",
      "model": "RV600",
      "device_type": "carstoragebox",
      "category": "automotive",
      "category_label": "汽车",
      "category_mark": "车",
      "domain_ids": [
        "automotive"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2026-03-06",
      "price_cny": 69,
      "tags": [
        "gear",
        "automotive",
        "storage",
        "rv"
      ],
      "archived": false,
      "excerpt": ""
    },
    {
      "title": "车顶箱 (112.2 × 40.5 × 15.7 cm)",
      "brand": "⏳ 待补",
      "model": "车顶箱 112.2x40.5x15.7cm",
      "device_type": "roofbox",
      "category": "automotive",
      "category_label": "汽车",
      "category_mark": "车",
      "domain_ids": [
        "automotive"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2026-03-10",
      "price_cny": 495,
      "tags": [
        "gear",
        "automotive",
        "roof_box",
        "cargo"
      ],
      "archived": false,
      "excerpt": "傲虎用滑雪车顶箱 · 装在 Yakima 车顶框上"
    },
    {
      "title": "Subaru BRZ 2015 6MT · 斯巴鲁 BRZ ⭐",
      "brand": "subaru",
      "model": "BRZ 2015 6MT",
      "device_type": "vehicle",
      "category": "automotive",
      "category_label": "汽车",
      "category_mark": "车",
      "domain_ids": [
        "automotive"
      ],
      "status": "lost",
      "status_raw": "事故全损处理中 (totalloss)",
      "acquired": "2018 (同事 2 年后转让，待精确月份)",
      "price_cny": 220000,
      "tags": [
        "gear",
        "automotive",
        "vehicle",
        "subaru",
        "brz",
        "asset",
        "sports_car",
        "total_loss"
      ],
      "archived": false,
      "excerpt": "大王的第一台车 · 同事 2 年后二手转让 · 6MT 后驱小跑 · 2026-05 决定出手"
    },
    {
      "title": "Subaru Outback · 斯巴鲁傲虎",
      "brand": "subaru",
      "model": "Outback (傲虎)",
      "device_type": "vehicle",
      "category": "automotive",
      "category_label": "汽车",
      "category_mark": "车",
      "domain_ids": [
        "automotive"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2025-09-25",
      "price_cny": 267800,
      "tags": [
        "gear",
        "automotive",
        "vehicle",
        "subaru",
        "outback",
        "asset"
      ],
      "archived": false,
      "excerpt": "大王的主力车 · 全时四驱旅行车 · 滑雪/户外/自驾全能选手"
    },
    {
      "title": "Takata 4 点安全带 + 固定零件（完整套装 ¥985）",
      "brand": "takata",
      "model": "4 点车用安全带 + 固定零件套装",
      "device_type": "4pointracingharnessset",
      "category": "automotive",
      "category_label": "汽车",
      "category_mark": "车",
      "domain_ids": [
        "automotive"
      ],
      "status": "for_sale",
      "status_raw": "装在 BRZ（待售）",
      "acquired": "2020-03-25 (主体) + ⏳ (固定件)",
      "price_cny": 985,
      "tags": [
        "gear",
        "automotive",
        "brz_mod",
        "harness",
        "takata",
        "safety"
      ],
      "archived": false,
      "excerpt": "BRZ 改件 · 完整 4 点安全带套装 = 安全带本体 + 固定零件"
    },
    {
      "title": "Yakima Timberline + JetStream 车顶横杆 (50\" 小号)",
      "brand": "Yakima",
      "model": "Timberline + JetStream 50\" (小号)",
      "device_type": "roofcrossbars",
      "category": "automotive",
      "category_label": "汽车",
      "category_mark": "车",
      "domain_ids": [
        "automotive"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2026-02-27",
      "price_cny": 1566,
      "tags": [
        "gear",
        "automotive",
        "roof_rack",
        "yakima"
      ],
      "archived": false,
      "excerpt": "傲虎用车顶横杆基础架 · 用于装载车顶箱/车顶框"
    },
    {
      "title": "Yakima 瘦身战士车顶框",
      "brand": "yakima",
      "model": "瘦身战士车顶框 (Slim Shady?)",
      "device_type": "roofbasket",
      "category": "automotive",
      "category_label": "汽车",
      "category_mark": "车",
      "domain_ids": [
        "automotive"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2026-03-10",
      "price_cny": 2030,
      "tags": [
        "gear",
        "automotive",
        "roof_rack",
        "yakima"
      ],
      "archived": false,
      "excerpt": "Yakima 车顶置物框 · 装行李/雪具/户外装备"
    },
    {
      "title": "华硕天选 6 Pro · 锐龙版",
      "brand": "asus",
      "model": "TX 天选 6 Pro 锐龙",
      "device_type": "gaminglaptop",
      "category": "computing",
      "category_label": "计算",
      "category_mark": "算",
      "domain_ids": [
        "computing"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2025-05-21",
      "price_cny": 7561,
      "tags": [
        "gear",
        "computing",
        "laptop",
        "asus",
        "gaming",
        "tx"
      ],
      "archived": false,
      "excerpt": "高性能游戏本 · AMD 顶级 + Nvidia RTX 5070"
    },
    {
      "title": "北通鲲鹏 40 手柄",
      "brand": "betop",
      "model": "鲲鹏 40",
      "device_type": "gamepad",
      "category": "computing",
      "category_label": "计算",
      "category_mark": "算",
      "domain_ids": [
        "computing"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2024-10-25",
      "price_cny": 307,
      "tags": [
        "gear",
        "computing",
        "gamepad",
        "betop"
      ],
      "archived": false,
      "excerpt": ""
    },
    {
      "title": "海倍思 Type-C 数显转接头",
      "brand": "海倍思",
      "model": "Type-C 数显转接头（240W / 80Gbps / 8K）",
      "device_type": "accessory",
      "category": "computing",
      "category_label": "计算",
      "category_mark": "算",
      "domain_ids": [
        "computing"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2026-07",
      "price_cny": 32,
      "tags": [
        "gear",
        "computing",
        "accessory",
        "usb-c"
      ],
      "archived": false,
      "excerpt": "240W PD / 80Gbps 数据传输 / 8K 视频输出"
    },
    {
      "title": "4TB 机械硬盘 (2019年购入)",
      "brand": "Unknown",
      "model": "机械硬盘",
      "device_type": "",
      "category": "computing",
      "category_label": "计算",
      "category_mark": "算",
      "domain_ids": [
        "computing"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "~2019",
      "price_cny": null,
      "tags": [
        "gear",
        "computing",
        "storage",
        "hdd",
        "backup"
      ],
      "archived": false,
      "excerpt": ""
    },
    {
      "title": "希捷 5TB 机械硬盘 (ST5000DM000)",
      "brand": "Seagate",
      "model": "ST5000DM000",
      "device_type": "",
      "category": "computing",
      "category_label": "计算",
      "category_mark": "算",
      "domain_ids": [
        "computing"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "~2016",
      "price_cny": null,
      "tags": [
        "gear",
        "computing",
        "storage",
        "hdd",
        "backup",
        "seagate"
      ],
      "archived": false,
      "excerpt": ""
    },
    {
      "title": "Western Digital 8TB 机械硬盘 (WD80EZAZ)",
      "brand": "Western Digital",
      "model": "WD80EZAZ-11TDBA0",
      "device_type": "",
      "category": "computing",
      "category_label": "计算",
      "category_mark": "算",
      "domain_ids": [
        "computing"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "unknown",
      "price_cny": null,
      "tags": [
        "gear",
        "computing",
        "storage",
        "hdd",
        "backup",
        "western_digital"
      ],
      "archived": false,
      "excerpt": ""
    },
    {
      "title": "iPad 9 · 256GB",
      "brand": "apple",
      "model": "iPad (9th gen) - 256GB",
      "device_type": "tablet",
      "category": "computing",
      "category_label": "计算",
      "category_mark": "算",
      "domain_ids": [
        "computing"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2024-08-19",
      "price_cny": 2299,
      "tags": [
        "gear",
        "computing",
        "tablet",
        "apple",
        "ipad",
        "kids"
      ],
      "archived": false,
      "excerpt": "Apple iPad 第 9 代 · A13 芯片 · 经典款"
    },
    {
      "title": "iPad (A16) 2025 · 128GB",
      "brand": "apple",
      "model": "iPad (A16) 2025 - 128GB",
      "device_type": "tablet",
      "category": "computing",
      "category_label": "计算",
      "category_mark": "算",
      "domain_ids": [
        "computing"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2026-01-25",
      "price_cny": 2399,
      "tags": [
        "gear",
        "computing",
        "tablet",
        "apple",
        "ipad"
      ],
      "archived": false,
      "excerpt": "Apple iPad 入门款 2025 (第 11 代) · A16 芯片"
    },
    {
      "title": "iPhone 15 Pro · 256GB · 主力机 ⭐",
      "brand": "apple",
      "model": "iPhone 15 Pro 256GB",
      "device_type": "smartphone",
      "category": "computing",
      "category_label": "计算",
      "category_mark": "算",
      "domain_ids": [
        "computing"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2024-02-27",
      "price_cny": 7398,
      "tags": [
        "gear",
        "computing",
        "phone",
        "apple",
        "iphone",
        "main_device"
      ],
      "archived": false,
      "excerpt": "大王的主力手机 · 日常使用 + iCloud 同步源"
    },
    {
      "title": "联想拯救者 R9000P · 2022 款",
      "brand": "lenovo",
      "model": "Legion R9000P (拯救者) 2022",
      "device_type": "gaminglaptop",
      "category": "computing",
      "category_label": "计算",
      "category_mark": "算",
      "domain_ids": [
        "computing"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2022-06-03",
      "price_cny": 8499,
      "tags": [
        "gear",
        "computing",
        "laptop",
        "lenovo",
        "gaming",
        "legion"
      ],
      "archived": false,
      "excerpt": "AMD R7-5800H + RTX 3070 · 高性能游戏本"
    },
    {
      "title": "Nintendo Switch · 红蓝款",
      "brand": "nintendo",
      "model": "Switch (红蓝)",
      "device_type": "gameconsole",
      "category": "computing",
      "category_label": "计算",
      "category_mark": "算",
      "domain_ids": [
        "computing"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2021-12-10",
      "price_cny": 1767,
      "tags": [
        "gear",
        "gaming",
        "console",
        "nintendo",
        "switch",
        "kids"
      ],
      "archived": false,
      "excerpt": "任天堂 Switch 经典款 · 可能是初代或 Mariko 升级版"
    },
    {
      "title": "OCZ-ARC100 240GB SSD",
      "brand": "OCZ",
      "model": "ARC100",
      "device_type": "",
      "category": "computing",
      "category_label": "计算",
      "category_mark": "算",
      "domain_ids": [
        "computing"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "unknown",
      "price_cny": null,
      "tags": [
        "gear",
        "computing",
        "storage",
        "ssd"
      ],
      "archived": false,
      "excerpt": ""
    },
    {
      "title": "希捷酷狼 IronWolf 4TB (ST4000VN008)",
      "brand": "seagate",
      "model": "ST4000VN008",
      "device_type": "hdd",
      "category": "computing",
      "category_label": "计算",
      "category_mark": "算",
      "domain_ids": [
        "computing"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2019-06-20",
      "price_cny": 869,
      "tags": [
        "gear",
        "computing",
        "hdd",
        "storage",
        "seagate",
        "ironwolf",
        "nas"
      ],
      "archived": false,
      "excerpt": "希捷 NAS 专用机械硬盘 · 4TB"
    },
    {
      "title": "Nintendo Switch OLED",
      "brand": "Nintendo",
      "model": "Switch OLED",
      "device_type": "gamingconsole",
      "category": "computing",
      "category_label": "计算",
      "category_mark": "算",
      "domain_ids": [
        "computing"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2024-11-05",
      "price_cny": 1539,
      "tags": [
        "gear",
        "computing",
        "gaming",
        "switch",
        "oled"
      ],
      "archived": false,
      "excerpt": "第二台 Switch · OLED 屏版 · 跟红蓝初代并存"
    },
    {
      "title": "西部数据 SSD 2TB",
      "brand": "westerndigital",
      "model": "SSD 2TB",
      "device_type": "ssd",
      "category": "computing",
      "category_label": "计算",
      "category_mark": "算",
      "domain_ids": [
        "computing"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2024-12-20",
      "price_cny": 835,
      "tags": [
        "gear",
        "computing",
        "ssd",
        "storage",
        "wd"
      ],
      "archived": false,
      "excerpt": ""
    },
    {
      "title": "PMT MIPS 自行车头盔",
      "brand": "pmt",
      "model": "MIPS 自行车头盔",
      "device_type": "cyclinghelmet",
      "category": "cycling",
      "category_label": "骑行",
      "category_mark": "骑",
      "domain_ids": [
        "cycling"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2024-07-27",
      "price_cny": 483,
      "tags": [
        "gear",
        "cycling",
        "helmet",
        "pmt",
        "mips"
      ],
      "archived": false,
      "excerpt": ""
    },
    {
      "title": "书比 折叠山地车 009 公主粉 16\"",
      "brand": "书比 (Shubi)",
      "model": "折叠山地车 009",
      "device_type": "foldingbike",
      "category": "cycling",
      "category_label": "骑行",
      "category_mark": "骑",
      "domain_ids": [
        "cycling"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2025-08-31",
      "price_cny": 1715,
      "tags": [
        "gear",
        "cycling",
        "folding_bike",
        "kids"
      ],
      "archived": false,
      "excerpt": ""
    },
    {
      "title": "Clipper 打火机",
      "brand": "Clipper",
      "model": "经典款打火机",
      "device_type": "lighter",
      "category": "edc",
      "category_label": "EDC",
      "category_mark": "携",
      "domain_ids": [
        "everyday-design"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2026-03-06",
      "price_cny": 35,
      "tags": [
        "gear",
        "edc",
        "lighter",
        "clipper"
      ],
      "archived": false,
      "excerpt": "经典款 · 西班牙国民打火机"
    },
    {
      "title": "NEXTORCH TA30D 战术手电",
      "brand": "NEXTORCH (纳丽德)",
      "model": "TA30D",
      "device_type": "flashlight",
      "category": "edc",
      "category_label": "EDC",
      "category_mark": "携",
      "domain_ids": [
        "everyday-design"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2026-03-01",
      "price_cny": 450,
      "tags": [
        "gear",
        "edc",
        "flashlight",
        "nextorch"
      ],
      "archived": false,
      "excerpt": ""
    },
    {
      "title": "维氏瑞士军刀 58mm 甜心粉",
      "brand": "Victorinox",
      "model": "58mm Classic 甜心粉",
      "device_type": "pocketknife",
      "category": "edc",
      "category_label": "EDC",
      "category_mark": "携",
      "domain_ids": [
        "everyday-design"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2026-03-06",
      "price_cny": 149,
      "tags": [
        "gear",
        "edc",
        "swiss_army_knife",
        "victorinox"
      ],
      "archived": false,
      "excerpt": ""
    },
    {
      "title": "翠鸟 1500S",
      "brand": "kingfisher",
      "model": "1500S",
      "device_type": "fishingreelorlure",
      "category": "fishing",
      "category_label": "钓鱼",
      "category_mark": "钓",
      "domain_ids": [
        "fishing"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2023-07-21",
      "price_cny": 430,
      "tags": [
        "gear",
        "fishing",
        "lure",
        "kingfisher"
      ],
      "archived": false,
      "excerpt": "⏳ 待确认是 1500S 纺车轮还是其他型号"
    },
    {
      "title": "禧玛诺 C300XG 路亚轮",
      "brand": "shimano",
      "model": "C300XG (超高速比 6.4)",
      "device_type": "fishingreel",
      "category": "fishing",
      "category_label": "钓鱼",
      "category_mark": "钓",
      "domain_ids": [
        "fishing"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2023-07-30",
      "price_cny": 979,
      "tags": [
        "gear",
        "fishing",
        "reel",
        "shimano"
      ],
      "archived": false,
      "excerpt": ""
    },
    {
      "title": "高书柜（700 × 320 × 1900 mm）",
      "brand": "⏳",
      "model": "高书柜 700×320×1900",
      "device_type": "bookshelf",
      "category": "home",
      "category_label": "家居",
      "category_mark": "居",
      "domain_ids": [
        "home"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2021-03-07",
      "price_cny": 2343,
      "tags": [
        "gear",
        "home",
        "furniture",
        "bookshelf"
      ],
      "archived": false,
      "excerpt": ""
    },
    {
      "title": "1.2m 书桌",
      "brand": "⏳",
      "model": "1.2m 书桌",
      "device_type": "desk",
      "category": "home",
      "category_label": "家居",
      "category_mark": "居",
      "domain_ids": [
        "home"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2021-03-21",
      "price_cny": 1370,
      "tags": [
        "gear",
        "home",
        "furniture",
        "desk"
      ],
      "archived": false,
      "excerpt": ""
    },
    {
      "title": "戴森 V8 无线吸尘器",
      "brand": "dyson",
      "model": "V8",
      "device_type": "cordlessvacuum",
      "category": "home",
      "category_label": "家居",
      "category_mark": "居",
      "domain_ids": [
        "home"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2023-10-23",
      "price_cny": 1790,
      "tags": [
        "gear",
        "home",
        "vacuum",
        "dyson"
      ],
      "archived": false,
      "excerpt": ""
    },
    {
      "title": "徕芬 Swift 4 高速吹风机",
      "brand": "laifen",
      "model": "Swift 4",
      "device_type": "hairdryer",
      "category": "home",
      "category_label": "家居",
      "category_mark": "居",
      "domain_ids": [
        "home"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2026-04-20",
      "price_cny": 594,
      "tags": [
        "gear",
        "home",
        "hairdryer",
        "laifen"
      ],
      "archived": false,
      "excerpt": ""
    },
    {
      "title": "烘鞋器",
      "brand": "⏳",
      "model": "⏳",
      "device_type": "shoedryer",
      "category": "home",
      "category_label": "家居",
      "category_mark": "居",
      "domain_ids": [
        "home"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2025-10-04",
      "price_cny": 199,
      "tags": [
        "gear",
        "home",
        "shoe_dryer"
      ],
      "archived": false,
      "excerpt": "⏳ 品牌型号待补"
    },
    {
      "title": "小米空气循环扇",
      "brand": "小米",
      "model": "空气循环扇",
      "device_type": "homeappliance",
      "category": "home",
      "category_label": "家居",
      "category_mark": "居",
      "domain_ids": [
        "home"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2026-07",
      "price_cny": 59,
      "tags": [
        "gear",
        "home",
        "smart-home",
        "xiaomi"
      ],
      "archived": false,
      "excerpt": "智能循环风扇 · 米家控制"
    },
    {
      "title": "小米门窗传感器",
      "brand": "小米",
      "model": "门窗传感器",
      "device_type": "smarthome",
      "category": "home",
      "category_label": "家居",
      "category_mark": "居",
      "domain_ids": [
        "home"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2026-07",
      "price_cny": 49,
      "tags": [
        "gear",
        "home",
        "smart-home",
        "xiaomi"
      ],
      "archived": false,
      "excerpt": "Zigbee 门窗感应 · 米家安防与自动化"
    },
    {
      "title": "小米加湿器",
      "brand": "小米",
      "model": "加湿器",
      "device_type": "homeappliance",
      "category": "home",
      "category_label": "家居",
      "category_mark": "居",
      "domain_ids": [
        "allergy-management",
        "home"
      ],
      "status": "gifted",
      "status_raw": "gifted",
      "acquired": "",
      "price_cny": 359,
      "tags": [
        "gear",
        "home",
        "smart-home",
        "xiaomi"
      ],
      "archived": false,
      "excerpt": "⚠️ 已送人 · 过敏性鼻炎的教训"
    },
    {
      "title": "小米人体传感器",
      "brand": "小米",
      "model": "人体传感器",
      "device_type": "smarthome",
      "category": "home",
      "category_label": "家居",
      "category_mark": "居",
      "domain_ids": [
        "home"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2026-07",
      "price_cny": 66,
      "tags": [
        "gear",
        "home",
        "smart-home",
        "xiaomi"
      ],
      "archived": false,
      "excerpt": "Zigbee 人体感应 · 米家自动化触发"
    },
    {
      "title": "小米打印机",
      "brand": "xiaomi",
      "model": "小米打印机",
      "device_type": "printer",
      "category": "home",
      "category_label": "家居",
      "category_mark": "居",
      "domain_ids": [
        "home"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2024-05-15",
      "price_cny": 447,
      "tags": [
        "gear",
        "home",
        "printer",
        "xiaomi"
      ],
      "archived": false,
      "excerpt": "⏳ 具体型号待补（米家激光打印机 / 喷墨）"
    },
    {
      "title": "小米无线开关",
      "brand": "小米",
      "model": "无线开关",
      "device_type": "smarthome",
      "category": "home",
      "category_label": "家居",
      "category_mark": "居",
      "domain_ids": [
        "home"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2026-07",
      "price_cny": 38,
      "tags": [
        "gear",
        "home",
        "smart-home",
        "xiaomi"
      ],
      "archived": false,
      "excerpt": "Zigbee 无线开关 · 米家智能场景触发"
    },
    {
      "title": "盖世小鸡 G7 SE 手柄",
      "brand": "gulikit",
      "model": "G7 SE",
      "device_type": "gamepad",
      "category": "kids",
      "category_label": "亲子",
      "category_mark": "童",
      "domain_ids": [
        "family"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2025-07-26",
      "price_cny": 213,
      "tags": [
        "gear",
        "kids",
        "gamepad",
        "gulikit"
      ],
      "archived": false,
      "excerpt": ""
    },
    {
      "title": "小天才 Z6 Pro 少年版",
      "brand": "xtc",
      "model": "Z6 Pro 少年版",
      "device_type": "kidssmartwatch",
      "category": "kids",
      "category_label": "亲子",
      "category_mark": "童",
      "domain_ids": [
        "family"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2025-08-14",
      "price_cny": 849,
      "tags": [
        "gear",
        "kids",
        "smart_watch",
        "xtc"
      ],
      "archived": false,
      "excerpt": ""
    },
    {
      "title": "眼镜控优点 2.0 — 龙哥",
      "brand": "眼镜控",
      "model": "优点 2.0",
      "device_type": "eyewear",
      "category": "kids",
      "category_label": "亲子",
      "category_mark": "童",
      "domain_ids": [
        "family"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2026-05-24",
      "price_cny": 2300,
      "tags": [
        "kids",
        "eyewear",
        "warranty"
      ],
      "archived": false,
      "excerpt": "登记日期: 2026-05-25"
    },
    {
      "title": "恩雅碳纤维尤克里里",
      "brand": "enya",
      "model": "碳纤维尤克里里（具体型号待补）",
      "device_type": "ukulele",
      "category": "music",
      "category_label": "音乐",
      "category_mark": "乐",
      "domain_ids": [
        "music-making"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "",
      "price_cny": 399,
      "tags": [
        "gear",
        "music",
        "ukulele",
        "enya",
        "carbon-fiber"
      ],
      "archived": false,
      "excerpt": "碳纤维尤克里里 · 轻便、耐候，适合作为随手练习与旅行演奏的音乐入口。"
    },
    {
      "title": "恩雅 Cyber-G 电子吉他",
      "brand": "enya",
      "model": "Cyber-G",
      "device_type": "electricguitar",
      "category": "music",
      "category_label": "音乐",
      "category_mark": "乐",
      "domain_ids": [
        "music-making"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2024-11-07",
      "price_cny": 2007,
      "tags": [
        "gear",
        "music",
        "guitar",
        "enya",
        "electric"
      ],
      "archived": false,
      "excerpt": "智能电子吉他 · 静音 + 蓝牙音效"
    },
    {
      "title": "小米路由器 AX3600",
      "brand": "xiaomi",
      "model": "AX3600",
      "device_type": "router",
      "category": "network",
      "category_label": "网络",
      "category_mark": "网",
      "domain_ids": [
        "networking"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2020-04-17",
      "price_cny": 599,
      "tags": [
        "gear",
        "network",
        "router",
        "xiaomi"
      ],
      "archived": false,
      "excerpt": ""
    },
    {
      "title": "小米路由器 AX9000",
      "brand": "小米 (Xiaomi)",
      "model": "AX9000",
      "device_type": "wifirouter",
      "category": "network",
      "category_label": "网络",
      "category_mark": "网",
      "domain_ids": [
        "networking"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2021-04-06",
      "price_cny": 999,
      "tags": [
        "gear",
        "network",
        "router",
        "xiaomi"
      ],
      "archived": false,
      "excerpt": "WiFi 6 三频路由 · ⏳ 当前是否还在用？跟 AX3600 关系？"
    },
    {
      "title": "黑钻登山杖 (100-125cm)",
      "brand": "blackdiamond",
      "model": "Distance Carbon (推测)",
      "device_type": "trekkingpoles",
      "category": "outdoor",
      "category_label": "户外",
      "category_mark": "野",
      "domain_ids": [
        "outdoor"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2021-11-01",
      "price_cny": 1188,
      "tags": [
        "gear",
        "outdoor",
        "hiking",
        "trekking_poles",
        "black_diamond"
      ],
      "archived": false,
      "excerpt": ""
    },
    {
      "title": "Coros Apex 2 Pro",
      "brand": "coros",
      "model": "Apex 2 Pro",
      "device_type": "gpswatch",
      "category": "outdoor",
      "category_label": "户外",
      "category_mark": "野",
      "domain_ids": [
        "outdoor"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2025-11-04",
      "price_cny": 1407,
      "tags": [
        "gear",
        "outdoor",
        "watch",
        "gps",
        "coros"
      ],
      "archived": false,
      "excerpt": "高驰 Apex 2 Pro · 户外 GPS 运动手表 · 钛合金/蓝宝石"
    },
    {
      "title": "凯乐石 Mont X 冲锋衣",
      "brand": "Kailas (凯乐石)",
      "model": "Mont X 冲锋衣",
      "device_type": "hardshelljacket",
      "category": "outdoor",
      "category_label": "户外",
      "category_mark": "野",
      "domain_ids": [
        "outdoor"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2022-06-15",
      "price_cny": 2096,
      "tags": [
        "gear",
        "outdoor",
        "jacket",
        "kailas",
        "hardshell"
      ],
      "archived": false,
      "excerpt": ""
    },
    {
      "title": "挪客 Naturehike 60L 驼包",
      "brand": "Naturehike (挪客)",
      "model": "驼包 60L",
      "device_type": "backpack",
      "category": "outdoor",
      "category_label": "户外",
      "category_mark": "野",
      "domain_ids": [
        "outdoor"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2026-03-01",
      "price_cny": 200,
      "tags": [
        "gear",
        "outdoor",
        "backpack",
        "naturehike"
      ],
      "archived": false,
      "excerpt": ""
    },
    {
      "title": "Rhinowalk 犀牛漫步 65L 驼包",
      "brand": "Rhinowalk (犀牛漫步)",
      "model": "驼包 65L",
      "device_type": "backpack",
      "category": "outdoor",
      "category_label": "户外",
      "category_mark": "野",
      "domain_ids": [
        "outdoor"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2026-03-01",
      "price_cny": 200,
      "tags": [
        "gear",
        "outdoor",
        "backpack",
        "rhinowalk"
      ],
      "archived": false,
      "excerpt": ""
    },
    {
      "title": "SmoothStar 最小陆冲板",
      "brand": "smoothstar",
      "model": "Mini (具体型号待确认)",
      "device_type": "surfskate",
      "category": "outdoor",
      "category_label": "户外",
      "category_mark": "野",
      "domain_ids": [
        "outdoor"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2025-03-30",
      "price_cny": 500,
      "tags": [
        "gear",
        "outdoor",
        "surfskate",
        "smoothstar"
      ],
      "archived": false,
      "excerpt": "SmoothStar · 陆地冲浪板（最小款）"
    },
    {
      "title": "神牛 Godox TT350 + X2-T 引闪器套装",
      "brand": "Godox (神牛)",
      "model": "TT350 + X2-T 引闪",
      "device_type": "flashkit",
      "category": "photography",
      "category_label": "摄影",
      "category_mark": "影",
      "domain_ids": [
        "photography"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2019-11-11",
      "price_cny": 716,
      "tags": [
        "gear",
        "photography",
        "flash",
        "godox"
      ],
      "archived": false,
      "excerpt": "闪光灯 + 引闪 · ⏳ 卡口待确认"
    },
    {
      "title": "Sony FE 35mm f/1.4 GM",
      "brand": "sony",
      "model": "FE 35mm f/1.4 GM",
      "device_type": "cameralens",
      "category": "photography",
      "category_label": "摄影",
      "category_mark": "影",
      "domain_ids": [
        "photography"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2021-04-17",
      "price_cny": 11250,
      "tags": [
        "gear",
        "photography",
        "lens",
        "sony",
        "gm"
      ],
      "archived": false,
      "excerpt": "Sony G Master 系列定焦镜头 · 35mm/F1.4 · 全画幅 · ⭐ 装备 Top 1（不含车）"
    },
    {
      "title": "Sony A7R II · ILCE-7RM2 ⭐",
      "brand": "sony",
      "model": "A7R II (ILCE-7RM2)",
      "device_type": "mirrorlesscamera",
      "category": "photography",
      "category_label": "摄影",
      "category_mark": "影",
      "domain_ids": [
        "photography"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "~2016 (估算)",
      "price_cny": 13000,
      "tags": [
        "gear",
        "photography",
        "camera",
        "sony",
        "mirrorless",
        "fullframe",
        "longest_serving"
      ],
      "archived": false,
      "excerpt": "大王的现役 Sony 主机身 · 9-10 年最长服役装备 · 极简主义实践标杆 · 卓美网时代购入"
    },
    {
      "title": "Diamond SMG-504 双段移动天线",
      "brand": "diamond (第一电波)",
      "model": "SMG-504",
      "device_type": "mobileantenna",
      "category": "radio",
      "category_label": "无线电",
      "category_mark": "波",
      "domain_ids": [
        "radio"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2026-03-20",
      "price_cny": 395,
      "tags": [
        "gear",
        "radio",
        "antenna",
        "ham",
        "diamond"
      ],
      "archived": false,
      "excerpt": "144/430 双段移动台天线 · UV 双频"
    },
    {
      "title": "RTL-SDR V4 软件无线电",
      "brand": "⏳",
      "model": "RTL-SDR V4 (R828D / RTL2832U)",
      "device_type": "sdrreceiver",
      "category": "radio",
      "category_label": "无线电",
      "category_mark": "波",
      "domain_ids": [
        "radio"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2026-03-06",
      "price_cny": 379,
      "tags": [
        "gear",
        "radio",
        "sdr",
        "ham"
      ],
      "archived": false,
      "excerpt": "R828D 调谐 + RTL2832U 解调 · USB SDR 接收机"
    },
    {
      "title": "新名 磁吸吸盘天线底座",
      "brand": "新名 (Shinmei)",
      "model": "磁吸吸盘底座",
      "device_type": "magnetantennabase",
      "category": "radio",
      "category_label": "无线电",
      "category_mark": "波",
      "domain_ids": [
        "radio"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2026-03-20",
      "price_cny": 79,
      "tags": [
        "gear",
        "radio",
        "antenna_base",
        "ham"
      ],
      "archived": false,
      "excerpt": ""
    },
    {
      "title": "新名 SC-5MS 同轴馈线",
      "brand": "新名 (Shinmei)",
      "model": "SC-5MS",
      "device_type": "coaxcable",
      "category": "radio",
      "category_label": "无线电",
      "category_mark": "波",
      "domain_ids": [
        "radio"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2026-03-20",
      "price_cny": 120,
      "tags": [
        "gear",
        "radio",
        "antenna",
        "coax",
        "ham"
      ],
      "archived": false,
      "excerpt": "业余无线电馈线 · 5D-FB 同等级"
    },
    {
      "title": "Yaesu VX-6R",
      "brand": "yaesu",
      "model": "VX-6R",
      "device_type": "handheldtransceiver",
      "category": "radio",
      "category_label": "无线电",
      "category_mark": "波",
      "domain_ids": [
        "radio"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2026-03-05",
      "price_cny": 700,
      "tags": [
        "gear",
        "radio",
        "ham",
        "vx6r",
        "yaesu"
      ],
      "archived": false,
      "excerpt": "八重洲 VX-6R · 三段防水手台（V/U 双段发射 + 短波宽带接收）"
    },
    {
      "title": "318 对讲机 × 3",
      "brand": "⏳",
      "model": "318 (3 件套)",
      "device_type": "walkietalkie",
      "category": "radio",
      "category_label": "无线电",
      "category_mark": "波",
      "domain_ids": [
        "radio"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2025-02-03",
      "price_cny": 345,
      "tags": [
        "gear",
        "radio",
        "walkie_talkie",
        "baofeng_318",
        "kids"
      ],
      "archived": false,
      "excerpt": "公众频段对讲机（非业余无线电，无需执照）"
    },
    {
      "title": "拐杖 🩹",
      "brand": "⏳",
      "model": "拐杖",
      "device_type": "walkingstick",
      "category": "recovery",
      "category_label": "康复",
      "category_mark": "复",
      "domain_ids": [
        "recovery"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2020-09-29",
      "price_cny": 225,
      "tags": [
        "gear",
        "mobility",
        "walking_stick"
      ],
      "archived": false,
      "excerpt": "⚠️ 故事性物件 — 入手日期 2020-09-29 = Exway 三踝粉碎事件（2020-09-24）5 天后"
    },
    {
      "title": "OMP First Evo 赛车鞋（16 款）",
      "brand": "OMP",
      "model": "",
      "device_type": "racingshoes",
      "category": "sim_racing",
      "category_label": "模拟赛车",
      "category_mark": "竞",
      "domain_ids": [
        "sim-racing"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2018-10-22",
      "price_cny": 1402,
      "tags": [
        "gear",
        "sim_racing",
        "racing_shoes",
        "omp"
      ],
      "archived": false,
      "excerpt": ""
    },
    {
      "title": "Thrustmaster T-GT · 方向盘 + 踏板",
      "brand": "thrustmaster",
      "model": "T-GT (含踏板)",
      "device_type": "simracingwheelset",
      "category": "sim_racing",
      "category_label": "模拟赛车",
      "category_mark": "竞",
      "domain_ids": [
        "sim-racing"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2020-01-26",
      "price_cny": 4800,
      "tags": [
        "gear",
        "sim_racing",
        "wheel",
        "thrustmaster",
        "tgt",
        "pedals"
      ],
      "archived": false,
      "excerpt": "图马思特 T-GT · GT Sport 官方授权 · 高端家用力反馈方向盘"
    },
    {
      "title": "Thrustmaster TH8A",
      "brand": "thrustmaster",
      "model": "TH8A",
      "device_type": "simracingshifter",
      "category": "sim_racing",
      "category_label": "模拟赛车",
      "category_mark": "竞",
      "domain_ids": [
        "sim-racing"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2025-07-06",
      "price_cny": 600,
      "tags": [
        "gear",
        "sim_racing",
        "shifter",
        "thrustmaster"
      ],
      "archived": false,
      "excerpt": "图马思特 TH8A · 模拟赛车排挡器 · 8 档 H 型 + 顺序档"
    },
    {
      "title": "Burton AK 雪服",
      "brand": "burtonak",
      "model": "AK 雪服",
      "device_type": "snowboardjacket",
      "category": "ski",
      "category_label": "滑雪",
      "category_mark": "雪",
      "domain_ids": [
        "snowboarding"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2024-03-16",
      "price_cny": 2345,
      "tags": [
        "gear",
        "ski",
        "snowboard",
        "jacket",
        "ak",
        "burton",
        "outerwear"
      ],
      "archived": false,
      "excerpt": "Burton AK 系列高端雪服 · 24/25 季入手"
    },
    {
      "title": "Burton Step On Kids 4K Set · 35 / 220mm",
      "brand": "burton",
      "model": "Step On Kids 4K Set (35 / 220mm)",
      "device_type": "snowboardbootsset",
      "category": "ski",
      "category_label": "滑雪",
      "category_mark": "雪",
      "domain_ids": [
        "snowboarding"
      ],
      "status": "idle",
      "status_raw": "idle",
      "acquired": "2022-02-05",
      "price_cny": 3000,
      "tags": [
        "gear",
        "ski",
        "snowboard",
        "boots",
        "stepon",
        "burton",
        "kids"
      ],
      "archived": false,
      "excerpt": "Burton Step On 青少年套装（鞋 + 固定器） · 220mm（EU 35）"
    },
    {
      "title": "Burton Step On Kids 6K · 38 / 240mm",
      "brand": "burton",
      "model": "Step On Kids 6K (38 / 240mm)",
      "device_type": "snowboardbootsset",
      "category": "ski",
      "category_label": "滑雪",
      "category_mark": "雪",
      "domain_ids": [
        "snowboarding"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2023-04-17",
      "price_cny": 1429,
      "tags": [
        "gear",
        "ski",
        "snowboard",
        "boots",
        "stepon",
        "burton",
        "kids"
      ],
      "archived": false,
      "excerpt": "Burton Step On 青少年套装鞋 · 240mm（EU 38）"
    },
    {
      "title": "Capita Super DOA 滑雪板",
      "brand": "Capita",
      "model": "Super DOA",
      "device_type": "snowboard",
      "category": "ski",
      "category_label": "滑雪",
      "category_mark": "雪",
      "domain_ids": [
        "snowboarding"
      ],
      "status": "sold",
      "status_raw": "sold",
      "acquired": "2021-07-04",
      "price_cny": 4000,
      "tags": [
        "gear",
        "ski",
        "snowboard",
        "capita"
      ],
      "archived": false,
      "excerpt": "Capita 经典 freeride 板 · Super DOA = \"Defenders of Awesome\" 升级版"
    },
    {
      "title": "迪卡侬 135cm 滑雪板（青少年）",
      "brand": "decathlon",
      "model": "135 滑雪板",
      "device_type": "snowboard",
      "category": "ski",
      "category_label": "滑雪",
      "category_mark": "雪",
      "domain_ids": [
        "snowboarding"
      ],
      "status": "idle",
      "status_raw": "idle",
      "acquired": "2023-08-06",
      "price_cny": 720,
      "tags": [
        "gear",
        "ski",
        "snowboard",
        "board",
        "decathlon",
        "beginner"
      ],
      "archived": false,
      "excerpt": "单板 · 青少年/入门 · 135cm"
    },
    {
      "title": "Deeluxe 20.5cm 滑雪鞋",
      "brand": "deeluxe",
      "model": "Snowboard Boots 20.5cm",
      "device_type": "snowboardboots",
      "category": "ski",
      "category_label": "滑雪",
      "category_mark": "雪",
      "domain_ids": [
        "snowboarding"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2025-10-22",
      "price_cny": 380,
      "tags": [
        "gear",
        "ski",
        "snowboard",
        "boots",
        "deeluxe"
      ],
      "archived": false,
      "excerpt": "单板雪鞋 · 20.5cm Mondopoint（约 EU 32）"
    },
    {
      "title": "Demon D3O 护甲",
      "brand": "Demon",
      "model": "D3O 护甲",
      "device_type": "bodyarmor",
      "category": "ski",
      "category_label": "滑雪",
      "category_mark": "雪",
      "domain_ids": [
        "snowboarding"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2021-05-21",
      "price_cny": 1800,
      "tags": [
        "gear",
        "ski",
        "body_armor",
        "demon"
      ],
      "archived": false,
      "excerpt": "D3O 智能减震材料 · 滑雪/滑板护甲"
    },
    {
      "title": "FNTC CAT 148",
      "brand": "fntc",
      "model": "CAT 148",
      "device_type": "snowboard",
      "category": "ski",
      "category_label": "滑雪",
      "category_mark": "雪",
      "domain_ids": [
        "snowboarding"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2023-05-25",
      "price_cny": 1850,
      "tags": [
        "gear",
        "ski",
        "snowboard",
        "board",
        "fntc"
      ],
      "archived": false,
      "excerpt": "单板 · park / freestyle 偏向"
    },
    {
      "title": "Giro Grid 头盔",
      "brand": "giro",
      "model": "Grid Spherical",
      "device_type": "snowboardhelmet",
      "category": "ski",
      "category_label": "滑雪",
      "category_mark": "雪",
      "domain_ids": [
        "snowboarding"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2025-11-01",
      "price_cny": 700,
      "tags": [
        "gear",
        "ski",
        "snowboard",
        "helmet",
        "giro"
      ],
      "archived": false,
      "excerpt": "单板/双板通用滑雪头盔"
    },
    {
      "title": "Jones Airheart 155 (23/24)",
      "brand": "jones",
      "model": "Airheart 155 (23/24)",
      "device_type": "snowboard",
      "category": "ski",
      "category_label": "滑雪",
      "category_mark": "雪",
      "domain_ids": [
        "snowboarding"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2023-10-28",
      "price_cny": 4690,
      "tags": [
        "gear",
        "ski",
        "snowboard",
        "board",
        "jones"
      ],
      "archived": false,
      "excerpt": "单板 · all-mountain freeride 偏向 · 23/24 赛季款"
    },
    {
      "title": "南恩 Nann 滑雪护甲套装",
      "brand": "Nann (南恩)",
      "model": "护甲套装",
      "device_type": "bodyarmor",
      "category": "ski",
      "category_label": "滑雪",
      "category_mark": "雪",
      "domain_ids": [
        "snowboarding"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2025-10-21",
      "price_cny": 1802,
      "tags": [
        "gear",
        "ski",
        "body_armor",
        "nann"
      ],
      "archived": false,
      "excerpt": "全套护甲（背 + 髋 + 膝 + 肘）"
    },
    {
      "title": "Nitro 106cm 滑雪板",
      "brand": "nitro",
      "model": "106cm Snowboard",
      "device_type": "snowboard",
      "category": "ski",
      "category_label": "滑雪",
      "category_mark": "雪",
      "domain_ids": [
        "snowboarding"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2025-11-02",
      "price_cny": 260,
      "tags": [
        "gear",
        "ski",
        "snowboard",
        "board",
        "nitro"
      ],
      "archived": false,
      "excerpt": "极小板长 · 儿童入门 / 教学用"
    },
    {
      "title": "Nitro Team 155cm 滑雪板",
      "brand": "Nitro",
      "model": "Team 155",
      "device_type": "snowboard",
      "category": "ski",
      "category_label": "滑雪",
      "category_mark": "雪",
      "domain_ids": [
        "snowboarding"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2025-03-20",
      "price_cny": 2140,
      "tags": [
        "gear",
        "ski",
        "snowboard",
        "nitro"
      ],
      "archived": false,
      "excerpt": "Nitro Team 系列 · 155cm · ⏳ 跟之前的 Nitro Team 260mm 雪鞋是配套？"
    },
    {
      "title": "Nitro Team 260mm",
      "brand": "nitro",
      "model": "Team 260mm",
      "device_type": "snowboardboots",
      "category": "ski",
      "category_label": "滑雪",
      "category_mark": "雪",
      "domain_ids": [
        "snowboarding"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2024-04-07",
      "price_cny": 2583,
      "tags": [
        "gear",
        "ski",
        "snowboard",
        "boots",
        "nitro"
      ],
      "archived": false,
      "excerpt": "单板雪鞋 · 中阶 all-mountain · 260mm（≈ EU 41）"
    },
    {
      "title": "飞特变色雪镜",
      "brand": "⏳ 飞特?",
      "model": "Photochromic Goggles",
      "device_type": "skigoggles",
      "category": "ski",
      "category_label": "滑雪",
      "category_mark": "雪",
      "domain_ids": [
        "snowboarding"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2023-06-18",
      "price_cny": 1381,
      "tags": [
        "gear",
        "ski",
        "goggles",
        "photochromic"
      ],
      "archived": false,
      "excerpt": ""
    },
    {
      "title": "Snowboard Addiction 训练板（硬）",
      "brand": "Snowboard Addiction",
      "model": "硬板训练板",
      "device_type": "trainingboard",
      "category": "ski",
      "category_label": "滑雪",
      "category_mark": "雪",
      "domain_ids": [
        "snowboarding"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2022-08-08",
      "price_cny": 2215,
      "tags": [
        "gear",
        "ski",
        "training_aid"
      ],
      "archived": false,
      "excerpt": "Snowboard Addiction · 室内/陆地滑雪训练辅助 · 硬板版"
    },
    {
      "title": "Union Atlas 23/24",
      "brand": "union",
      "model": "Atlas (23/24)",
      "device_type": "snowboardbinding",
      "category": "ski",
      "category_label": "滑雪",
      "category_mark": "雪",
      "domain_ids": [
        "snowboarding"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2024-04-20",
      "price_cny": 1998,
      "tags": [
        "gear",
        "ski",
        "snowboard",
        "binding",
        "union"
      ],
      "archived": false,
      "excerpt": "单板固定器 · all-mountain 中高阶"
    },
    {
      "title": "YES X NOW 23/24 固定器",
      "brand": "YES (X NOW)",
      "model": "23/24 固定器",
      "device_type": "snowboardbinding",
      "category": "ski",
      "category_label": "滑雪",
      "category_mark": "雪",
      "domain_ids": [
        "snowboarding"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2024-05-25",
      "price_cny": 1587,
      "tags": [
        "gear",
        "ski",
        "binding",
        "yes"
      ],
      "archived": false,
      "excerpt": "YES x NOW 联名固定器 · 23/24 款 · ⏳ 配哪块板？"
    },
    {
      "title": "Flipper Zero · 套装",
      "brand": "flipperdevices",
      "model": "Flipper Zero (套装)",
      "device_type": "multitoolhackingdevice",
      "category": "tools",
      "category_label": "工具",
      "category_mark": "器",
      "domain_ids": [
        "making"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2026-03-06",
      "price_cny": 1699,
      "tags": [
        "gear",
        "tools",
        "hacking",
        "flipperzero"
      ],
      "archived": false,
      "excerpt": "多功能黑客掌机 · NFC/RFID/红外/Sub-GHz/GPIO 万能瑞士军刀"
    },
    {
      "title": "索格 PP1002 多功能工具钳",
      "brand": "索格 (Sog)",
      "model": "PP1002 多功能工具钳",
      "device_type": "pliers",
      "category": "tools",
      "category_label": "工具",
      "category_mark": "器",
      "domain_ids": [
        "making"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2026-03-07",
      "price_cny": 233,
      "tags": [
        "gear",
        "tools",
        "pliers"
      ],
      "archived": false,
      "excerpt": ""
    },
    {
      "title": "WORX 威克士 WX085 多功能墙体探测仪",
      "brand": "WORX (威克士)",
      "model": "WX085 多功能墙体探测仪",
      "device_type": "walldetector",
      "category": "tools",
      "category_label": "工具",
      "category_mark": "器",
      "domain_ids": [
        "making"
      ],
      "status": "active",
      "status_raw": "active",
      "acquired": "2021-03-21",
      "price_cny": 299,
      "tags": [
        "gear",
        "tools",
        "detector",
        "worx"
      ],
      "archived": false,
      "excerpt": ""
    },
    {
      "acquired": "2026-07",
      "price_cny": 600,
      "tags": [
        "gear",
        "home",
        "manual"
      ],
      "archived": false,
      "category_label": "家居",
      "category_mark": "居",
      "domain_ids": [
        "allergy-management",
        "home"
      ],
      "title": "依沃珑防螨全包床笠",
      "brand": "依沃珑",
      "model": "防螨全包床笠",
      "device_type": "mattress_cover",
      "category": "home",
      "status": "active",
      "status_raw": "active",
      "excerpt": "淘宝 ¥600 购入，防螨全包设计，过敏性鼻炎环境控制核心装备。"
    },
    {
      "acquired": "2026-07",
      "price_cny": 69,
      "tags": [
        "gear",
        "home",
        "manual"
      ],
      "archived": false,
      "category_label": "家居",
      "category_mark": "居",
      "domain_ids": [
        "allergy-management",
        "home"
      ],
      "title": "露卓斯枕头套 + 维孔枕头",
      "brand": "宜家",
      "model": "露卓斯 + 维孔",
      "device_type": "pillow_set",
      "category": "home",
      "status": "active",
      "status_raw": "active",
      "excerpt": "宜家 ¥69 购入，露卓斯枕套 + 维孔枕芯，防螨寝具组合。"
    },
    {
      "acquired": "2026-07",
      "price_cny": 99,
      "tags": [
        "gear",
        "home",
        "manual"
      ],
      "archived": false,
      "category_label": "家居",
      "category_mark": "居",
      "domain_ids": [
        "allergy-management",
        "home"
      ],
      "title": "思莫斯伯被子",
      "brand": "宜家",
      "model": "思莫斯伯",
      "device_type": "duvet",
      "category": "home",
      "status": "active",
      "status_raw": "active",
      "excerpt": "宜家 ¥99 购入，适合过敏体质使用的轻薄被子。"
    },
    {
      "acquired": "2026-07",
      "price_cny": 32,
      "tags": [
        "gear",
        "computing",
        "manual"
      ],
      "archived": false,
      "category_label": "计算",
      "category_mark": "算",
      "domain_ids": [
        "computing"
      ],
      "title": "海倍思 Type-C 数显转接头 240W/80Gbps/8K",
      "brand": "海倍思",
      "model": "Type-C 数显转接头",
      "device_type": "adapter",
      "category": "computing",
      "status": "active",
      "status_raw": "active",
      "excerpt": "京东 ¥32 购入，240W 供电 / 80Gbps / 8K 视频输出。"
    },
    {
      "acquired": "",
      "price_cny": null,
      "tags": [
        "gear",
        "making",
        "manual"
      ],
      "archived": false,
      "category_label": "making",
      "category_mark": "M",
      "domain_ids": [
        "making",
        "radio",
        "outdoor"
      ],
      "title": "Trail Mate 开源掌上终端",
      "brand": "DIY / 开源",
      "model": "Trail Mate",
      "device_type": "handheld_terminal",
      "category": "making",
      "status": "candidate",
      "status_raw": "candidate",
      "excerpt": "开源掌上离线地图与多协议通信终端，支持两步路轨迹预览、Meshtastic/MeshCore MQTT、Reticulum/LXMF 消息收发。GitHub: vicliu624/trail-mate。"
    },
    {
      "acquired": "2026-07",
      "price_cny": 1087,
      "tags": [
        "gear",
        "home",
        "manual"
      ],
      "archived": false,
      "category_label": "家居",
      "category_mark": "居",
      "domain_ids": [
        "allergy-management",
        "home"
      ],
      "title": "德业抽湿机",
      "brand": "德业",
      "model": "抽湿机",
      "device_type": "dehumidifier",
      "category": "home",
      "status": "active",
      "status_raw": "active",
      "excerpt": "京东 ¥1087 购入，控制室内湿度抑制螨虫繁殖，过敏性鼻炎环境控制关键装备。"
    },
    {
      "acquired": "2026-07",
      "price_cny": 1059,
      "tags": [
        "gear",
        "watch",
        "manual"
      ],
      "archived": false,
      "category_label": "watch",
      "category_mark": "W",
      "domain_ids": [
        "everyday-design"
      ],
      "title": "Casio Oceanus S100",
      "brand": "Casio",
      "model": "Oceanus S100",
      "device_type": "watch",
      "category": "watch",
      "status": "active",
      "status_raw": "active",
      "gateway_id": "oceanus-s100",
      "excerpt": "闲鱼 ¥1059 购入，钛合金表壳 + 太阳能电波，日常通勤主力腕表。"
    },
    {
      "acquired": "2026-07",
      "price_cny": 1450,
      "tags": [
        "gear",
        "audio",
        "manual"
      ],
      "archived": false,
      "category_label": "声音",
      "category_mark": "声",
      "domain_ids": [
        "listening"
      ],
      "title": "Sennheiser HD600",
      "brand": "Sennheiser",
      "model": "HD600",
      "device_type": "over_ear_headphones",
      "category": "audio",
      "status": "active",
      "status_raw": "active",
      "gateway_id": "sennheiser-hd600",
      "excerpt": "拼多多 ¥1450 购入，开放式参考级监听耳机。"
    },
    {
      "acquired": "",
      "price_cny": null,
      "tags": [
        "gear",
        "ski",
        "manual"
      ],
      "archived": false,
      "category_label": "滑雪",
      "category_mark": "雪",
      "domain_ids": [
        "snowboarding"
      ],
      "title": "RIDE Asymulator 滑雪板",
      "brand": "RIDE",
      "model": "Asymulator",
      "device_type": "snowboard",
      "category": "ski",
      "status": "sold",
      "status_raw": "sold",
      "excerpt": "已售；出售日期与成交价待补。"
    },
    {
      "acquired": "",
      "price_cny": null,
      "tags": [
        "gear",
        "ski",
        "manual"
      ],
      "archived": false,
      "category_label": "滑雪",
      "category_mark": "雪",
      "domain_ids": [
        "snowboarding"
      ],
      "title": "RIDE Superpig 滑雪板",
      "brand": "RIDE",
      "model": "Superpig",
      "device_type": "snowboard",
      "category": "ski",
      "status": "sold",
      "status_raw": "sold",
      "excerpt": "已售；出售日期与成交价待补。"
    },
    {
      "acquired": "",
      "price_cny": null,
      "tags": [
        "gear",
        "ski",
        "manual"
      ],
      "archived": false,
      "category_label": "滑雪",
      "category_mark": "雪",
      "domain_ids": [
        "snowboarding"
      ],
      "title": "RIDE Twinpig 滑雪板",
      "brand": "RIDE",
      "model": "Twinpig",
      "device_type": "snowboard",
      "category": "ski",
      "status": "sold",
      "status_raw": "sold",
      "excerpt": "已售；出售日期与成交价待补。"
    },
    {
      "acquired": "",
      "price_cny": null,
      "tags": [
        "gear",
        "audio",
        "manual"
      ],
      "archived": false,
      "category_label": "声音",
      "category_mark": "声",
      "domain_ids": [
        "listening"
      ],
      "title": "Sony MDR-100ABN 无线降噪耳机（波多尔红）",
      "brand": "Sony",
      "model": "MDR-100ABN",
      "device_type": "over_ear_headphones",
      "category": "audio",
      "status": "active",
      "status_raw": "active",
      "gateway_id": "sennheiser-hd600",
      "related_gateway_ids": [
        "music-services"
      ],
      "excerpt": "当前在用的头戴式无线降噪耳机，波多尔红配色；已经能明显听出通电、断电与开启降噪的层次差异。",
      "usage_records": [
        {
          "id": "sony-mdr-powered-and-noise-canceling",
          "date": "2026-07-21",
          "stage": "通电 / 不通电 / 降噪",
          "feeling": "现在能明显听出来通电和不通电的区别了：不通电灰蒙蒙的，通电了会通透有层次感，加降噪会更明显。"
        }
      ]
    },
    {
      "acquired": "十几年前（具体年份待确认）",
      "price_cny": null,
      "tags": [
        "gear",
        "computing",
        "manual"
      ],
      "archived": false,
      "category_label": "计算",
      "category_mark": "算",
      "domain_ids": [
        "computing"
      ],
      "title": "Filco Minila Air 机械键盘",
      "brand": "Filco",
      "model": "Minila Air",
      "device_type": "keyboard",
      "category": "computing",
      "status": "active",
      "status_raw": "active",
      "gateway_id": "mechanical-keyboards",
      "excerpt": "十几年前购入的 Filco Minila Air；作为现有输入设备，用来建立机械键盘手感、声音与布局的长期基准。"
    }
  ]
};