dudaan2021-12-16 14:38:04

"Evolving evidence suggests a small decline in the effectiveness of vaccines against severe disease and death, and a decline in preventing mild disease or infection," he said without giving specifics.

防轻症和感染是decline,防重症和死亡是small decline

 

dudaan2021-12-16 14:46:01
英文链接
kingfish20102021-12-16 18:03:21
谭书记靠谱吗? 好像这些疫苗并不防感染嘛
51812021-12-16 18:14:31
唉,这还要WHO说吗?看看今年比去年死亡人多数据就可得出.
julie1162021-12-16 18:57:58
So what ? 强制疫苗不照样畅通无阻?把基尼放出来想收回瓶子就难了
阿明.2021-12-16 20:36:16
他用下降这个词有点怪,难道是以前高,现在下降了?为什么不说疫苗的有效性被高估?
kingfish20102021-12-17 11:00:22
杜编兄, 这里有个数据总结