牙膏裏麵是清潔劑和abrasive,就差氨水了。如果不是大量用，沒必要買氨水，那個味道，聞之縈繞腦海數小時不去，太銷魂了。

來源: realniu 於 2019-02-02 19:09:30 [舊帖] [給我悄悄話] 本文已被閱讀：次

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