https://blog.wongcw.com/2018/10/30/mac%e5%85%a7%e5%bb%ba%e3%80%8cquicktime%e3%80%8d%e5%b0%b1%e5%8f%af%e9%8c%84%e8%a3%bd%e8%9e%a2%e5%b9%95%e7%95%ab%e9%9d%a2%ef%bc%8c%e4%b8%a6%e5%88%86%e4%ba%ab%e5%88%b0youtube%e8%88%87%e7%a4%be%e7%be%a4/
MAC內建「QuickTime」就可錄製螢幕畫面,並分享到Youtube與社群平台中