中国也确实需要在口腔卫生方面多下些力气，口臭的太多，牙齿需要治疗的也是比例非常多

来源: 547788 于 2023-01-15 09:24:59 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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