就怕病毒變異至傳染度高且有強大殺傷力。既然新冠可以前所未有，哪今後走向更難以預測。

來源: chufang 於 2022-01-09 12:23:32 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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