intros：{"brand_intro":"舒适达（Sensodyne）是全球知名的抗敏感牙膏品牌，隶属于英国葛兰素史克（GSK）集团，成立于1961年。品牌以\"专业抗敏感\"为核心，拥有专利硝酸钾/氟化亚锡配方，能有效封闭牙本质小管，缓解牙齿敏感。其抛光膏系列在抗敏感基础上加入微细抛光颗粒，实现温和去渍。舒适达在全球抗敏感牙膏市场占有率超过40%，品控遵循欧盟GMP标准，是牙医推荐率最高的抗敏感品牌之一。","product_intro":"专业修复抛光膏定位抗敏感+抛光二合一，核心卖点是硝酸钾+氟化亚锡双重抗敏配方，配合微细二氧化硅颗粒，在抛光同时缓解冷热刺激。适用场景包括牙齿敏感者日常护理、美白后修复及牙龈萎缩人群。相比GC MI Paste Plus的再矿化修复，舒适达更侧重即时抗敏，且价格更低（55元/支）。竞品如高露洁的抗敏感牙膏偏重防蛀，而舒适达在抗敏与抛光平衡上表现最佳。","key_specs":{"主要成分":"硝酸钾（5%）、氟化亚锡（0.454%）、二氧化硅","颗粒粒径":"8-12微米（温和抛光）","容量":"120g/支（约可用1.5个月）","适配人群":"牙齿敏感者、牙龈萎缩人群、美白后护理","使用方式":"每日早晚刷牙时使用，建议配合软毛牙刷"}}
scoring_breakdown：[{"source":"word_of_mouth","score":89.1,"weight":0.25,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户评价显示，舒适达抛光膏对牙齿敏感有立竿见影的效果，使用2-3次后冷热刺激感明显减轻。京东评论数超过2.8万条，好评率91%。专业评测指出其抗敏效果可持续12小时，但抛光去渍能力较弱，对茶渍效果有限。小红书上有\"敏感牙必备\"的标签，但部分用户反映质地较稀，泡沫少，需增加用量。缺点包括不适合非敏感人群，且长期使用可能导致牙齿表面粗糙。","source_count":4}},{"source":"objective","score":86,"weight":0.35,"confidence":0.7,"details":{"dimension":"after_service","rating_avg":4.3,"review_count":28000,"note":"proxy via rating_avg, v3 will parse specs_json"}},{"source":"user_review","score":86,"weight":0.15,"confidence":1,"details":{"rating_avg":4.3,"review_count":28000,"source":"product_reviews_aggregate"}},{"source":"search_visual","score":72.92857142857143,"weight":0.1,"confidence":0.87,"details":{"result_count":7,"judgment_score":85,"authority_score":87.9,"top_sources":["zhihu.com","item.jd.com","bilibili.com","smzdm.com","baike.baidu.com"],"judgment_summary":"舒适达专业修复抛光牙膏在抗敏感和抛光方面表现均衡，NovaMin技术有效修复牙本质小管，适合敏感牙齿用户，但价格略高于普通牙膏，需长期使用见效。"}}]