呼吸道傳染病當然戴口罩最有用！每天吹洗鼻腔，外出回家衝洗鼻腔，一定可以減少感染機會。

來源: 笑薇. 於 2022-12-14 11:50:59 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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