https://blog.wongcw.com/2020/08/08/%e6%af%94%e7%88%be%c2%b7%e8%93%8b%e8%8c%a8%ef%bc%9a%e9%a0%90%e8%a8%882021%e5%b9%b4%e5%ba%95%e5%89%8d%e8%83%bd%e6%93%ba%e8%84%ab%e6%96%b0%e5%86%a0%e7%96%ab%e6%83%85/
比爾·蓋茨:預計2021年底前能擺脫新冠疫情