scoring_breakdown:[{"source":"word_of_mouth","score":87.1,"weight":0.5,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍反馈该产品预防水泡效果显著,尤其适合穿新鞋或高跟鞋前涂抹。多数评价提到涂抹后脚部摩擦感明显降低,且不会弄脏鞋子。部分用户指出对于已经形成的水泡,止痛效果有限,更适合预防。膏体延展性好,一支能用较长时间,但价格偏高,性价比中等。","source_count":0}},{"source":"objective","score":92,"weight":0.1,"confidence":0.7,"details":{"dimension":"safety","rating_avg":4.6,"review_count":12500,"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":12500,"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":["@美妆测评师Lily: '穿高跟鞋必涂,走一天都不起泡'","@户外达人阿飞: '徒步前用这个,脚底板零水泡'"]}}]