scoring_breakdown:[{"source":"word_of_mouth","score":92.89999999999999,"weight":0.25,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"专业用户和私房店主对该产品评价极高,认为其耐用性远超一次性裱花袋,使用半年以上仍无破损。布质手感舒适,挤花时不易打滑。防水涂层清洗方便,晾干后无异味。部分用户指出初次使用时有轻微布料味,需用温水浸泡去除。整体满意度达4.8分,被许多烘焙老师推荐为\"进阶必备\"。差评极少,主要涉及个别产品金属环扣生锈(建议使用后擦干)。","source_count":0}},{"source":"objective","score":96,"weight":0.2,"confidence":0.7,"details":{"dimension":"durability","rating_avg":4.8,"review_count":32000,"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":32000,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["\"三能这款布裱花袋我用了两年,洗了无数次依然坚挺,比一次性袋好用一百倍。\"——烘焙博主@姗胖胖","\"私房出单必备,挤曲奇再也不怕爆袋了,手感一流。\"——甜品店主@小葵烘焙日记"]}}]