intros：{"brand_intro":"双立人（Zwilling J.A. Henckels）始于1731年德国索林根，是全球顶级厨具品牌之一。以不锈钢刀具和锅具闻名，坚持德国精工制造，拥有200多年制刀历史。其产品线覆盖厨房全品类，在中国高端厨具市场占有率极高，是品质与身份的象征。","product_intro":"双立人Twin Pro磨刀器采用德国精密工程设计的V型磨槽，内置高品质金刚石和陶瓷磨轮，可快速修复钝刃并精细抛光。适用于家用直刃刀具，操作简单，只需拉几次即可恢复锋利。防滑底座设计确保使用安全，体积小巧便于收纳。适合追求便捷高效的家庭主妇和烹饪爱好者。","key_specs":["磨刀材质：金刚石+陶瓷","适用刀具：直刃家用刀","磨槽角度：预设V型角度","安全设计：防滑底座","尺寸：约20×6×6cm","产地：中国（德国品牌）"]}
alt_products：[{"product_name":"双立人Twin Pro磨刀器","brand":"双立人","model":"TWIN PRO 磨刀器","price":298},{"product_name":"博世家用电动磨刀器","brand":"博世","model":"Bosch MMR08A1","price":399}]
scoring_breakdown：[{"source":"word_of_mouth","score":93.5,"weight":0.25,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍称赞其操作简单、磨刀效果明显，尤其适合不擅长传统磨刀石的家庭用户。多数评价提到\"拉几下就锋利了\"，对陶瓷刀和普通不锈钢刀均有效。部分用户反映对高硬度刀具（如VG10）效果稍弱，但日常家用完全足够。外观设计获得好评，认为\"德国品质值得信赖\"。少数差评指出长期使用后磨轮磨损较快，建议定期更换。","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":80.80000000000001,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"matched_count":2,"base_score":82,"weighted_score":80,"sample":["美食博主@厨房小能手：双立人这个磨刀器是我用过最省心的，闭眼拉几下就能切番茄不流汁。","刀具测评师@刀客老张：作为入门级磨刀器，它的稳定性和角度控制对新手非常友好。"]}}]