https://qooah.com/2012/03/02/%e5%be%b7%e5%9c%8b%e6%b3%95%e9%99%a2%e8%aa%8d%e5%ae%9a-motorola-%e4%be%b5%e7%8a%af-apple-%e4%b8%80%e9%a0%85%e5%b0%88%e5%88%a9/