orbit periods of the moon 月亮轨道周期
以上来源于: WordNet
Orbit of the Moon, and we see the Earth.
月球的轨道,以及我们看到的地球。
What does the orbit of the Moon around the Sun look like?
月球绕太阳的轨道是什么样的呢?
Ptolemy knew, for example, the details of the orbit of the Moon including its nodal points.
例如,托勒密知道月球轨道的细节,包括它的节点。
It was the first manned mission to orbit the moon. "NASA has been burdened with a lack of enthusiasm by the taxpayers."
VOA: standard.2010.04.15
And next year, the country is launching a small space lab to practice docking in orbit - an essential part of manned missions to the Moon and Mars.
VOA: standard.2010.04.21
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