回复20楼:
是文章的引用不够严谨,钟南山的这句话是"基于今年5月份广州新冠病毒德尔塔变异株暴发疫情的研究,研究初步统计显示,疫苗对重症的保护效果为100%,对中度、轻度、无症状的保护效果分别为76.9%、67.2%、63.2%。".
而什么东西能达到100%呢? 之前对于Pfizer,Moderna等疫苗的重症保护率不都是说100%?
"The vaccines were all 100% effective in the vaccine trials in stopping hospitalizations and death."
参考:
钟南山:中国国产疫苗对德尔塔变异株有效
https://www.zaobao.com.sg/realtime/china/story20210803-1177213
Take whatever COVID vaccine you can get. All of them stop death and hospitalization.
https://www.usatoday.com/story/opinion/2021/02/12/all-covid-vaccines-stop-death-severe-illness-column/6709455002/