名词
中文翻译：马达
同义词：
['motor', 'electric motor']
例句：
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1. The car has a powerful motor that can accelerate quickly.
这辆车有一个强大的电动机，可以快速加速。
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2. The train uses an electric motor to power its wheels.
火车使用电动机来驱动它的轮子。
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3. The robot's motor is powered by batteries and can move around the room.
机器人的电动机由电池供电，可以在房间里移动。