scoring_breakdown:[{"source":"word_of_mouth","score":88.6,"weight":0.5,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户盛赞其不伤甲面的特性,尤其适合指甲薄软或易分层的人群。抛光效果细腻,使用后指甲呈现自然光泽。玻璃材质耐用,使用半年后仍如新。部分用户认为价格偏高,但考虑到长期使用成本仍可接受。少数反馈玻璃锉在摔落时有碎裂风险,建议小心保管。整体满意度高,常被推荐为\"敏感甲救星\"。","source_count":0}},{"source":"objective","score":92,"weight":0.1,"confidence":0.7,"details":{"dimension":"safety","rating_avg":4.6,"review_count":12800,"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":12800,"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":["@美甲师Sara:玻璃锉是脆弱指甲的救星,丝芙兰这款抛光效果绝了。","@护肤博主Luna:用了玻璃锉后再也没出现过指甲分层,强烈推荐。"]}}]