scoring_breakdown:[{"source":"word_of_mouth","score":90.79999999999998,"weight":0.25,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"超过12万条评价中,用户普遍称赞其\"无胶水无异味\"\"硬度高不易留刀痕\"\"双面设计卫生\"。部分用户反馈使用半年后边缘有轻微发霉,但整体性价比极高。多数家庭主妇认为比普通木砧板更耐用,且价格亲民。少数用户提到尺寸偏小,大块肉类操作不便。综合评分4.7分,是百元内砧板销量冠军。","source_count":0}},{"source":"objective","score":94,"weight":0.2,"confidence":0.7,"details":{"dimension":"after_service","rating_avg":4.7,"review_count":128000,"note":"proxy via rating_avg, v3 will parse specs_json"}},{"source":"user_review","score":94,"weight":0.45,"confidence":1,"details":{"rating_avg":4.7,"review_count":128000,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["美食博主@厨房小当家:双枪这款砧板是我用过最实在的,切菜声音小,不伤刀,关键真的不发霉!","生活达人@家居控:整竹拼接没有胶水,给宝宝做辅食很放心,价格才几十块,闭眼入。"]}}]