资料来源 : pyDict

全球定位系统

资料来源 : WordNet®

GPS
     n : a navigational system involving satellites and computers
         that can determine the latitude and longitude of a
         receiver on Earth by computing the time difference for
         signals from different satellites to reach the receiver
         [syn: {Global Positioning System}]

资料来源 : Free On-Line Dictionary of Computing

GPS
     
        {Global Positioning System}