He cools himself in front of an electric fan.
他在一个电扇前面吹凉。
The factory is surrounded by electric fencing.
工厂有电网围着。
Electric whisks should be used on a slow speed.
电子打蛋器应该慢速运转。
Vaporizers for use in hospitals should be electric.
医院里使用的`雾化器应该是电动的。
The electric armour runs off the tank's power supply.
该电动装甲车靠这坦克的动力供应运转。