scoring_breakdown:[{"source":"word_of_mouth","score":86.5,"weight":0.25,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍称赞其防水防油效果显著,酱油、红酒滴落用湿布一擦即净,不留痕迹。手感柔软厚实,铺在桌上垂感好,不翘边。部分用户反馈浅色款耐脏性稍弱,但整体性价比极高。有买家提到使用半年后边缘略有起毛,但未影响使用。多数评价认为比普通PVC桌布更显档次,适合有小孩或老人的家庭。","source_count":0}},{"source":"objective","score":96,"weight":0.2,"confidence":0.7,"details":{"dimension":"durability","rating_avg":4.8,"review_count":15800,"note":"proxy via rating_avg, v3 will parse specs_json"}},{"source":"user_review","score":96,"weight":0.45,"confidence":1,"details":{"rating_avg":4.8,"review_count":15800,"source":"product_reviews_aggregate"}},{"source":"expert","score":80.80000000000001,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"matched_count":2,"base_score":82,"weighted_score":80,"sample":["家居博主@小鹿生活说:这款桌布是懒人福音,吃火锅再也不怕油溅了,擦一下跟新的一样。","测评达人@家装小能手:几十块钱的桌布能做到这种垂感和防污效果,真的很惊喜。"]}}]