scoring_breakdown:[{"source":"word_of_mouth","score":87.1,"weight":0.25,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍称赞其防滑效果和围边设计,切菜时汁水不会流到台面上,清洁方便。不锈钢面硬度高,不易留刀痕,但部分用户反映切硬物时声音较大。PP面质感细腻,适合切水果。整体评价为\"性价比之王\",适合追求卫生和便捷的家庭。少数用户提到围边角落有轻微藏污,需用刷子清洗。","source_count":0}},{"source":"objective","score":94,"weight":0.2,"confidence":0.7,"details":{"dimension":"after_service","rating_avg":4.7,"review_count":28500,"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":28500,"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@厨房小白日记:双枪这款围边砧板简直是强迫症福音,切多汁的番茄再也不怕弄脏台面了。","生活达人@家居控阿强:不锈钢面切肉很利索,PP面切水果不串味,百元内首选。"]}}]