scoring_breakdown:[{"source":"word_of_mouth","score":81.5,"weight":0.35,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍认为性价比极高,双面设计实用,夏季用网眼面透气,冬季用棉面保暖。防滑效果不错,宝宝活动时不易移位。但部分用户反馈厚度偏薄,防撞效果一般,更适合作为防护而非缓冲。面料洗后略有缩水,建议买大一号。整体好评率约95%,是入门级热门选择。","source_count":0}},{"source":"objective","score":92,"weight":0.2,"confidence":0.7,"details":{"dimension":"after_service","rating_avg":4.6,"review_count":67000,"note":"proxy via rating_avg, v3 will parse specs_json"}},{"source":"user_review","score":92,"weight":0.2,"confidence":1,"details":{"rating_avg":4.6,"review_count":67000,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.25,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["@新手妈妈小雅:十月结晶这款双面设计太聪明了,一年四季不用换。","@母婴省钱达人:百元价位能买到A类双面床围,还要啥自行车。"]}}]