It can be caused by a build-up of static electricity indoors from carpets or clothing made of man-made fibres, or from TV sets, duplicators or computer display screens.

它可能是由室内地毯、人造纤维制成的衣服、电视机、复印机或电脑显示屏积聚的静电引起的。

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In Boston in the winter, this experiment worked very well because we were always in an environment full of static electricity.

在冬天的波士顿，这个实验进行的非常好，因为我们一直处于充满静电的环境中。

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The use of DC electricity is another source of static electric fields, e.g. rail systems using DC, and televisions and computer screens with cathode ray tubes.

使用直流电是产生静电磁场的另一个原因，例如铁路系统使用直流电，电视和计算机屏幕带有阴极放射管。

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We're still close enough to the summer that the air is not just filling us up with extra static electricity, so it's a little more challenging here.

我们现在离夏天更近了,这样空气中不总是,充满额外的静电，所以这时做实验,会有一些挑战性。

麻省理工公开课 - 化学原理课程节选

Chemical electrodes of this sort can store a lot more energy than the static electricity of a capacitor.

ECONOMIST: Electricity storage

As bees fly, they generate up to 450 volts of static electricity, which causes pollen grains to jump on.

FORBES: The Buzz

However, the company said it was aware of two cases where a build-up of static electricity had caused a localised fire.

BBC: BMW recalls new Mini