global positioning system
全球定位系统
双语对照
词典结果：
global positioning system
n.全球定位系统;
复数：global positioning systems
易混淆单词：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.
本周早些时候，中国自己的卫星导航系统北斗进入试运行，该系统将作为广泛采用的美国全球定位系统（gps）的替代系统。