The booster was Saturn C - 3 and the key technique was lunar orbit rendezvous.

采用萨杜恩C -3 运载火箭,关键技术是月球轨道会合.

英汉非文学 - 科学史

The farthest point on lunar orbit is called apogee.

而绕月轨道里地球最远的点则为远地点.

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Certainly insists lunar orbit's words, is also is glad very much.

当然硬要上月球轨道的话, 也是很乐意的.

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Chang'e - 2 is expected to reach lunar orbit within five days.

中国日报说, 嫦娥 2号预期在五天内到达月球轨道.

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