A map app based on the self-developed BeiDou Navigation Satellite System, or COMPASS, is expected to be launched on May 1.
我国将于5月1日发布一款基于自主研发的北斗卫星导航系统（也称COMPASS）的地图应用。
The app will provide real-time positioning and navigation, and other information services such as the locations of restaurants and shops.
这款应用将提供实时定位和导航，以及餐厅和商店位置等其他信息服务。
As a rival to the US' Global Positioning System, it has precision to within one meter and can precisely locate a lane.
作为美国全球定位系统的竞争对手，其精确度达一米以内，能精准定位到车道。

It will provide road sign prompts and voice directions while driving. Based on real-time updates, the Beidou map app can give optimized suggestions.
这款地图应用将在人们驾车时提供路标提示和语音导航。基于实时更新，北斗地图应用可给出优化建议。
The GPS-like navigation system is a product of the Chinese National Space Administration and managed by the China Satellite Navigation Office.
这种类似全球定位系统的导航系统由中国国家航天局开发，受中国卫星导航办公室管理。
BeiDou is the world's fourth navigation satellite system, with the others being the US' GPS, Russia's GLONASS, and the European Union's Galileo.
北斗是全球第四大导航卫星系统，其他三大系统分别是美国的全球定位系统，俄罗斯的格洛纳斯系统以及欧盟的伽利略定位系统。