利用全球定位系统，只要你带着电话，他们就知道你在哪里。

With GPS, they know where you are whenever you have your phone.

youdao

所以命令对方才报警的电话进行GPS定位。

So did the other command alarm phone GPS positioning.

youdao

所以命令对方才报警的电话进行GPS定位。

So did the other command alarm phone GPS positioning.

youdao