https://blog.wongcw.com/2020/09/09/a14x%e5%8d%b3%e5%b0%87%e9%96%8b%e5%a7%8b%e9%87%8f%e7%94%a2%e8%98%8b%e6%9e%9c%e8%8a%afmac%e5%92%8c%e5%85%a8%e6%96%b0ipad-pro%e5%b0%88%e5%b1%ac/