即使当我们关掉了床头灯,深深地进入睡乡时,电仍在为我们工作,它帮我们开动冰箱,帮我们烧水或使我们房间里的空调机保持运转。
Even when we turn off the bedside lamp and are fat asleep, electricity is working for us, driving our refrigerators, heating our water, or keeping our rooms air-conditioned.
城市规划者必须考虑获得水、电、污水和其他服务才能使城市运转。
City planners have to think about getting water, electricity, sewage, and other services to allow the city to function.
为了运转旋转建筑,电是不可或缺的。
Electricity, of course, is needed to turn a revolving building.
I don't know if you know how a spark plug works, but for the electrical current to fly into operation in a spark plug, the two points of contact have to be gapped.
我不知道你们是否知道,火花塞是怎样工作的,在电流通入火花塞中使它运转之前,两个接触点之间需要有空隙。
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