新冠病毒分为A、B、C、D、E、F型，A是最原始的，B来自A，C来自B，DEF来自B。

来源: 海云之南于 2020-04-25 07:51:40 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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