intros：{"brand_intro":"高露洁（Colgate）是全球口腔护理巨头，创立于1806年，总部在美国纽约。品牌拥有200多年历史，产品覆盖牙膏、牙刷、漱口水及专业美白仪。以\"科学护齿\"为核心理念，其Optic White系列在美白领域享有盛誉，全球市场份额长期领先。","product_intro":"高露洁Optic White O2美白牙仪采用LED蓝光（460nm）与专利美白凝胶（含硅石和过氧化氢）协同作用，可深层渗透牙釉质。配备智能感应开关，接触牙齿自动启动，离齿即停。单次使用10分钟，附赠14次凝胶剂量（约2周用量）。机身轻巧便携，仅重80g，适合出差旅行。","key_specs":["美白技术：LED蓝光+凝胶","蓝光波长：460nm","凝胶成分：硅石+过氧化氢","使用时长：10分钟/次","凝胶剂量：14次（附赠）","重量：80g"]}
alt_products：[{"product_name":"高露洁光感美白牙仪","brand":"高露洁","model":"Colgate Optic White O2","price":399},{"product_name":"博皓冷光美白牙仪","brand":"博皓","model":"BH-102","price":299}]
scoring_breakdown：[{"source":"word_of_mouth","score":87.6,"weight":0.5,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户反馈\"温和不刺激\"\"适合敏感牙\"，美白效果较慢但稳定。多数好评集中在品牌信赖度高、操作简单、价格亲民。部分用户认为凝胶量偏少，需额外购买替换装。少数用户提到蓝光强度一般，对重度烟渍效果有限。整体满意度约85%，复购率中等。","source_count":0}},{"source":"objective","score":88.00000000000001,"weight":0.1,"confidence":0.7,"details":{"dimension":"safety","rating_avg":4.4,"review_count":15000,"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":15000,"source":"product_reviews_aggregate"}},{"source":"expert","score":80.80000000000001,"weight":0.15,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"matched_count":2,"base_score":82,"weighted_score":80,"sample":["@牙科博士陈：高露洁的凝胶配方经过多年临床验证，安全性高。","@生活博主小D：出差必备，小小一个放包里不占地方。"]}}]