名词
中文翻译：卫星
同义词：
['spacecraft', 'satellite', 'astronomical object']
例句：
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1.The space agency is launching a new satelliteto study the moon's surface.
太空机构正在发射一颗新的卫星来研究月球表面。
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2. Satellites are used forcommunication and navigation.
卫星用于通信和导航。
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3.The satellite was launched into orbit on time, but it failed to reach its destination.
卫星按时进入轨道，但未能到达目的地。