https://qooah.com/2012/06/08/%e7%be%8e%e5%9c%8b%e6%b3%95%e5%ae%98%e6%88%96%e5%8f%96%e6%b6%88%e5%af%a9%e7%90%86-motorola-%e8%88%87-apple-%e7%9a%84%e5%b0%88%e5%88%a9%e8%a8%b4%e8%a8%9f/