今晚才放你怎麼就知道了？如果已经放了，把消息源头link 贴上来

我看到的是相反的结论

https://www.google.com/amp/s/www.nbcdfw.com/news/coronavirus/doctor-on-front-lines-of-pandemic-expect-schools-to-have-covid-19-clusters-when-they-reopen/2404169/%3famp