也想問酸對牙齒的損害問題，知道檸檬是好東西，可泡水喝，很酸，牙齒真有些受不了，怎麽解決呢？

來源: 念溪於 2013-09-24 09:31:15 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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