https://qooah.com/2012/11/03/google-%e5%a4%a7%e6%96%b9%e6%89%bf%e8%aa%8d-%e6%94%b6%e8%b3%bc-motorola-%e6%98%af%e5%9b%a0%e7%82%ba-1-7-%e8%90%ac%e5%80%8b%e5%b0%88%e5%88%a9%ef%bc%8c%e9%81%bf%e5%85%8d%e5%85%b6%e4%bb%96%e7%ab%b6/