Beidou is China's first global navigation satellite system.
北斗卫星导航系统是中国第一个全球卫星导航系统。
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I wonder when China sent the last Beidou Satellite.
我想知道中国发射上一颗北斗卫星的时间。
More than 120 countries and regions are using the Beidou system.
超过120个国家和地区正在使用北斗系统。
The Asian country is also deploying its own satellite-navigation system known as BeiDou, or Compass.
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Mr. Ran said Beidou was accurate to within 25 meters and would reduce that to 10 meters by the end of next year.
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In 2007, China launched the first satellite of its second-generation system, called Beidou-2, which is thought to use cheaper terminals and, unlike its predecessor, doesn't require a ground station.
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