名词
中文翻译：轨道
同义词：
['circle', 'orbit', 'path', 'track']
例句：
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1. The satellite orbits around the Earth every day.
卫星每天绕地球运行。
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2. The spacecraft will make a new orbit before returning to Earth.
宇宙飞船在返回地球之前将进行新的轨道运行。
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3. The rocket's trajectory is determined by its orbit.
火箭的轨迹由其轨道决定。