g********0
发帖数: 6201 | 1 【 以下文字转载自 USANews 讨论区 】
发信人: potassium (镇), 信区: USANews
标 题: Re: 看来，他们死活就是不肯放过这个动物
发信站: BBS 未名空间站 (Fri Sep 17 02:33:54 2021, 美东)
The earliest viral sequences, taken from people infected in late 2019 and
early 2020, are split into two broad lineages, known as A and B, which have
key genetic differences.
这个不就是多种毒株同时投放嘛，还传两次，牛B死了！
这些个貌似有头有脸的，怎么一个比一个能凹？ |
|
