scoring_breakdown:[{"source":"word_of_mouth","score":90.6,"weight":0.35,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍称赞松下纳米水离子卷发梳 EH-KN8C 的护发效果,使用后头发明显更加柔顺有光泽。专业评测指出,其纳米水离子技术确实能够减少头发干燥和损伤。缺点方面,部分用户反映价格较高,且卷发效果不如传统卷发棒持久。此外,清洁时需注意避免水离子出口堵塞。总体而言,适合注重护发的用户。","source_count":4}},{"source":"objective","score":92,"weight":0.2,"confidence":0.7,"details":{"dimension":"after_service","rating_avg":4.6,"review_count":60000,"note":"proxy via rating_avg, v3 will parse specs_json"}},{"source":"user_review","score":92,"weight":0.35,"confidence":1,"details":{"rating_avg":4.6,"review_count":60000,"source":"product_reviews_aggregate"}},{"source":"search_visual","score":71.12857142857142,"weight":0,"confidence":0.87,"details":{"result_count":7,"judgment_score":82,"authority_score":87.9,"top_sources":["zhihu.com","item.jd.com","bilibili.com","post.smzdm.com","baike.baidu.com"],"judgment_summary":"松下EH-KN8C以纳米水离子护发为核心卖点,造型自然且减少热损伤,适合追求发质健康的日常卷发用户,但缺乏温控调节和有线设计是主要短板。"}}]