在很多地方，计算机能做数百万人的工作，因此它被广泛地应用在各个科技领域——核物理、电气工程、机械工程等等。 In many places a computer does the work of a million persons, and so it is widely used in any branch of science and technology- nuclear physics, electrical engineering, mechanical engineering, and the like.
当飞机上的灯一下子熄灭时，旅客显得很紧张，但当机长告诉他们这只不过是一次电气故障，很快就会修好时，他们才放下心来。 The passengers became alarmed when the lights went out on the plane, but the captain put their minds at rest when he told them it was only a minor electrical fault and it would soon be repaired.
螺纹接口用于接合电气装置和引出盒的螺纹接口 A threaded electrical fitting to connect a fixture to an outlet box.
在英国，电气火车已经代替了蒸汽火车。 Electric trains have taken the place of steam trains in Britain.
