remotor

例句：

1. 1.The car's motor is starting to overheat.
   汽车的发动机开始过热了。
2. 2. The new model sports car has a powerful motor.
   新款跑车拥有强劲的发动机。
3. 3. The old steam engine was replaced by the modern electric motor.
   旧蒸汽引擎被现代电动马达所取代。