scoring_breakdown:[{"source":"word_of_mouth","score":91.39999999999999,"weight":0.25,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍称赞W2 PRO的清洁效果,尤其是喷水功能让玻璃更透亮。路径规划智能,不会漏擦或重复擦。噪音控制出色,比上一代安静很多。部分用户提到对无框玻璃的适应性稍差,需要手动调整。整体满意度高,认为价格合理,适合家庭日常使用。京东好评率长期维持在98%以上。","source_count":3}},{"source":"objective","score":96,"weight":0.45,"confidence":0.7,"details":{"dimension":"durability","rating_avg":4.8,"review_count":9800,"note":"proxy via rating_avg, v3 will parse specs_json"}},{"source":"user_review","score":96,"weight":0.2,"confidence":1,"details":{"rating_avg":4.8,"review_count":9800,"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":["@科技宅小明:W2 PRO的喷水功能太实用了,擦完玻璃像新的一样。","@家居博主小美:家里落地窗全靠它,再也不用爬高擦玻璃了。"]}}]