還是盡量別戴。戴口罩呼進的是自己呼出的廢氣，呼吸新鮮空氣對身體好，增加免疫力

來源: Lovenature 於 2021-09-12 14:58:47 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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