我覺得不能說飛機過濾係統安全，因為在艙內空氣進入過濾器前就把所有人都感染了。換句話說飛機非常危險。

來源: 6degrees 於 2022-12-01 07:42:58 [舊帖] [給我悄悄話] 本文已被閱讀：次

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