壓低曲線為避免大量病人突然出現壓垮醫院使原可以治療的人也得不到治療而非不讓病毒傳染,這是群體免疫的關鍵,LOL

來源: 老玩家於 2020-06-28 13:22:10 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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