scoring_breakdown:[{"source":"word_of_mouth","score":88.5,"weight":0.5,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户评价高度集中在\"指甲变硬\"和\"不易断裂\"上。大量反馈显示连续使用两周后指甲明显变厚,不再轻易分层。部分用户提到作为底油使用可延长甲油持久度。少数用户反映初期使用指甲有轻微紧绷感,但适应后效果显著。性价比方面,多数认为价格合理,适合长期囤货。","source_count":0}},{"source":"objective","score":94,"weight":0.1,"confidence":0.7,"details":{"dimension":"after_service","rating_avg":4.7,"review_count":38000,"note":"proxy via rating_avg, v3 will parse specs_json"}},{"source":"user_review","score":94,"weight":0.25,"confidence":1,"details":{"rating_avg":4.7,"review_count":38000,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.15,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["美妆博主@化妆师MK:'Nail Envy是我回购最多的护甲产品,软甲星人必备。'","小红书达人@小A的美甲日记:'用了三周,指甲终于能留长了,感动到哭。'"]}}]