scoring_breakdown:[{"source":"word_of_mouth","score":87.1,"weight":0.5,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍反馈上色效率高,尤其对粗硬发质和顽固白发效果显著。多数评价提到导流槽设计使染发剂分布均匀,无局部色差。部分用户指出硅胶涂层在高温下略有气味,建议首次使用前通风。整体好评集中在\"专业感强\"\"效果稳定\",适合追求精准染发效果的用户。","source_count":3}},{"source":"objective","score":92,"weight":0.1,"confidence":0.7,"details":{"dimension":"safety","rating_avg":4.6,"review_count":22000,"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":22000,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.15,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["\"施华蔻这款帽子导流槽设计太牛了,染完发根一点不爆顶。\"——发型师KOL@染发狂魔","\"粗硬发质终于找到救星,上色均匀度吊打普通帽子。\"——美妆博主@发量王者"]}}]