scoring_breakdown:[{"source":"word_of_mouth","score":75.9,"weight":0.5,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍认为价格实惠,修剪效果基本满足日常需求,刀头安全不伤皮肤。部分用户反映刀头锋利度一般,使用一段时间后需要更换。噪音控制尚可。整体评价以正面为主,适合预算有限或作为备用工具。","source_count":0}},{"source":"objective","score":88.00000000000001,"weight":0.1,"confidence":0.7,"details":{"dimension":"comfort","rating_avg":4.4,"review_count":120000,"note":"proxy via rating_avg, v3 will parse specs_json"}},{"source":"user_review","score":88,"weight":0.25,"confidence":1,"details":{"rating_avg":4.4,"review_count":120000,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.15,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["飞科这款不到40块,还要什么自行车?修剪鼻毛完全够用。","国货品牌里飞科算是很良心的,便宜又耐用。"]}}]