Using signals from Global Positioning System (GPS) satellites, control centers can pinpoint the location of the bus or taxi you mean to take, and have even helped the police corner suspects in a theft case.
有了全球定位系統 (GPS)，監控中心可以確實掌握你搭乘的公車、計程車位置，甚至協助警車有效圍堵竊盜案。