@fmokren @DataDrivenMD FOR the past two years, including a month ago. Not two years ago.
We most certainly did NOT learn a lot about transmission in the past month, although the CDC did release a couple of studies supporting masks I think. Might be slightly before.
@fmokren@DataDrivenMD在过去两年，包括一个月前。不到两年前。
在过去的一个月里，我们肯定没有学到很多关于传播的知识，尽管疾控中心确实发布了几项支持口罩的研究。可能是以前的事了。