scoring_breakdown:[{"source":"word_of_mouth","score":78.6,"weight":0.5,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍认为屈臣氏染发梳价格实惠,基础功能齐全,适合偶尔染发的用户。梳子轻便,染发时操作简单,但部分用户反映塑料梳齿偏硬,长时间使用可能轻微刮头皮。木质手柄耐用性一般,长期浸水后可能开裂。整体好评率约80%,在低价位产品中销量领先,适合作为备用梳或旅行用。","source_count":0}},{"source":"objective","score":86,"weight":0.1,"confidence":0.7,"details":{"dimension":"safety","rating_avg":4.3,"review_count":42000,"note":"proxy via rating_avg, v3 will parse specs_json"}},{"source":"user_review","score":86,"weight":0.25,"confidence":1,"details":{"rating_avg":4.3,"review_count":42000,"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":["\"不到30块钱的染发梳,还要什么自行车?染一次就回本了。\"——省钱博主@抠门小能手","\"屈臣氏这款梳子适合新手练手,用坏了也不心疼。\"——生活博主@小白学染发"]}}]