motor-operated的用法和样例：
例句
- The cylinder is caused to rotate by means of a small electric motor.
转动圆柱体是由小电动机带动的。
词汇搭配
- motor-operated valve 电动阀
- motor operated switch 电动操转关
- motor-operated rheostat 电动操作变阻器...
- motor operated 电动机驱动的...
- air operated throttle motor 风动节流器,风动节流...
- electrically operated motor car 电动车
- motor-operated switch 电动开关,电动断路器...
- motor operated valve 电动阀
