病毒家族巨大而強悍，有N種，都可能致病，如果注入機體N種抗原，人也難抗，也會殺人。

來源: 大江川於 2014-12-17 18:21:11 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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