https://blog.wongcw.com/2019/04/01/%e7%94%a8%e6%88%b6%e5%9b%a0note7%e8%87%aa%e7%87%83%e8%b5%b7%e8%a8%b4%e5%9b%9b%e5%b9%b4%e4%ba%8c%e5%af%a9%e8%aa%8d%e5%ae%9a%e4%b8%89%e6%98%9f%e8%b3%a0%e5%84%9f%e4%bd%86%e6%b2%92%e6%ac%ba%e8%a9%90/