scoring_breakdown:[{"source":"word_of_mouth","score":87.1,"weight":0.5,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍认为操作极其简单,手残党也能快速上手,造型效率高。卷度均匀自然,持久度良好。部分用户反映发量多或发质粗硬时需要多次操作,且卷筒尺寸固定,无法调节卷度大小。少数反馈机器偶尔卡发,但整体故障率低。性价比突出,是入门自动卷发器的首选。","source_count":0}},{"source":"objective","score":90,"weight":0.1,"confidence":0.7,"details":{"dimension":"safety","rating_avg":4.5,"review_count":21000,"note":"proxy via rating_avg, v3 will parse specs_json"}},{"source":"user_review","score":90,"weight":0.25,"confidence":1,"details":{"rating_avg":4.5,"review_count":21000,"source":"product_reviews_aggregate"}},{"source":"expert","score":80.80000000000001,"weight":0.15,"confidence":0.4,"details":{"kol_count":2,"scored_count":2,"matched_count":0,"base_score":82,"weighted_score":80,"sample":["飞利浦这个自动卷发器太适合懒人了,早上多睡十分钟。","卷出来的弧度很自然,不会像泡面头。"]}}]