剑桥词典abbreviation for global positioning system : a system that can show the exact position of a person or thing by using signals from satellites (= objects in space that send signals to earth ) 全球衛星定位系統(一種結郃衛星及通訊發展的技術,利用導航衛星進行測時和測距,global positioning system的縮寫) 返回 GPS