名词
中文翻译：天文学上的
同义词：
['celestial sphere', 'celestial equator', 'celestial meridian例句：1. The celestial bodies are the stars and planets we can see from Earth.（天体是我们在地球上可以看到的恒星和行星。）']
例句：
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1. The celestial bodies are the stars and planets we can see from Earth.
天体是我们在地球上可以看到的恒星和行星。
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2.The celestial equator is the plane of the ecliptic that passes through the center of the Earth.
天赤道是穿过地球中心的天球平面。
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3.The celestial meridian is the line of longitude that runs through the center of the Earth.
天赤道是穿过地球中心的经线。