electric machine

例句：

1. 1. The electric motor is the heart of the machine.
   电动机是机器的核心。
2. 2.Electric cars are becoming more popular.
   电动汽车越来越受欢迎。
3. 3. The electric light bulb flickered in the dark.
   在黑暗中，电灯闪烁不定。