牙膏確實不能塗，越塗越辣。中國人的很多知識與科學相反，還有比如吃辣的辣著了，明明應該是喝冷水，但是中國有人說喝熱水。

來源: jelous 於 2023-02-20 11:41:00 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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