1、
It is China's fourth Beidou ( Big Dipper ) navigation experimental satellite in orbit.
这是迄今为止中国成功发射的第四颗北斗 ( 大瓢 ) 导航实验卫星.
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2、
3、
One step at a time, business integrity is a business growth of the Big Dipper.
一步一个脚印，商业诚信是企业成长的北斗星。
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4、
I was glad to find the North Star, which pointed out for me the Big Dipper.
我欣喜地发现了北极星，并顺着它的方向找到了像勺子形状一样的北斗七星。
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