與毒共存是常態，群體免疫是無奈。全球性無症狀傳染，防不勝防，是第三次世界大戰，人類VS病毒。

來源: 7Sle 於 2020-04-20 13:25:54 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.