gps的中文意思、音标与词形变化

abbr. 全球定位系统（Global Position System）；通用雷达（General Purpose Radar）；炮长主瞄准镜（Gunner's Primary Sight）

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