全球定位系統
雙語對照
詞典結果：
global positioning system
n.全球定位系統;
復數：global positioning systems
易混淆單詞：Global Positioning System
例句:
1.
Earlier this week, beijing launched a trial operation of its own satellite navigation system, known as beidou, which will serve as an alternative to the widely-used us global positioning system.
本周早些時候，中國自己的衛星導航系統北鬥進入試運行，該系統將作為廣泛采用的美國全球定位系統（gps）的替代系統。