scoring_breakdown:[{"source":"word_of_mouth","score":85.89999999999999,"weight":0.5,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍称赞其性价比高,直发效果自然不毛躁,尤其适合细软发质和沙发发质。负离子功能被多次提及,能有效减少静电和飞翘。部分用户反馈温度调节灵敏,预热速度快(约30秒)。少数用户指出梳齿较密,厚发需分层操作,但整体满意度高,复购率较好。","source_count":0}},{"source":"objective","score":92,"weight":0.1,"confidence":0.7,"details":{"dimension":"safety","rating_avg":4.6,"review_count":28500,"note":"proxy via rating_avg, v3 will parse specs_json"}},{"source":"user_review","score":92,"weight":0.25,"confidence":1,"details":{"rating_avg":4.6,"review_count":28500,"source":"product_reviews_aggregate"}},{"source":"expert","score":80.80000000000001,"weight":0.15,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"matched_count":2,"base_score":82,"weighted_score":80,"sample":["@美发达人小A:金稻这款是百元价位里的'卷王',直发效果堪比千元机。","@种草机Lily:负离子真的有用,梳完头发顺滑到反光!"]}}]