https://blog.wongcw.com/2020/08/10/%e7%be%8e%e5%9c%8b%e6%96%b0%e5%86%a0%e8%82%ba%e7%82%8e%e7%b4%af%e8%a8%88%e7%a2%ba%e8%a8%ba%e6%95%b8%e5%b7%b2%e7%a0%b4500%e8%90%ac/
美國新冠肺炎累計確診數已破500萬