scoring_breakdown:[{"source":"word_of_mouth","score":84.1,"weight":0.2,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户认为性价比极高,eSIM功能让运动时无需带手机。屏幕显示细腻,亮度充足。健康监测数据与专业设备对比误差较小,睡眠分析详细。续航表现优秀,重度使用也能坚持一周。部分用户反映应用商店应用较少,且表盘自定义程度不如Apple Watch。整体评价积极,是千元级智能手表的热门选择。","source_count":0}},{"source":"objective","score":94,"weight":0.5,"confidence":0.7,"details":{"dimension":"battery","rating_avg":4.7,"review_count":38000,"note":"proxy via rating_avg, v3 will parse specs_json"}},{"source":"user_review","score":94,"weight":0.15,"confidence":1,"details":{"rating_avg":4.7,"review_count":38000,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.15,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["科技博主TESTV:S3的eSIM体验流畅,通话质量清晰,性价比无敌。","数码UP主钟文泽:小米Watch S3是千元档最值得买的智能手表之一。"]}}]