最近學同事喝水時加一些萍果醋或lemon汁。不知道會不會傷到牙齒。好像酸對牙齒不好。

來源: kathyzh 於 2017-05-26 10:13:03 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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