名词
中文翻译：行星周期电动机
同义词：
['Epoch Motor', 'Planetary Motor']
例句：
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1.The epicycle motor is responsible for the rotation of the planets.
行星周期电动机负责行星的旋转。
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2.The epicycle motor is used in spacecraft to control the movement of the spacecraft.
行星周期电动机用于航天器，控制航天器的移动。
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3. The epicycle motor is a crucial component in the operation of the solar system.
行星周期电动机是太阳系运行的关键部件。