https://qooah.com/2015/11/29/apple-%e7%94%a2%e5%93%81%e5%9c%a8%e7%be%8e%e5%9c%8b-%e9%bb%91%e8%89%b2%e6%98%9f%e6%9c%9f%e4%ba%94-%e5%a4%a7%e8%b3%a3/