You simply set the rate of your electricity cost and plug your appliance into the device, and a monitor calculates its energy cost.

你简单的设置一下电费的单价并把仪器安装到家用电器上，它就可以计算出消耗的电费。

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Hundreds of the Priuses have already been converted to plug-in hybrids, in which some of the electricity comes from plugging into the grid rather than using the gasoline engine to drive a generator.

已经有数百辆混合动力轿车被转换成了充电式混合动力车。这些车内，充电式电动力已经取代了汽油发动机驱动的发电机。

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For every device you plug into the wall, you're running at least 110 volts of electricity through a length of wire.

凡是插在墙上插座里的电器，它的电源线里至少传输着110伏特的电流。

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There are many kinds of work. There's electrical work, take the motor, you plug it into the wall, electricity makes the fan go around, that's electrical work. There's magnetic work.

我们复习一下大一,学过的功的概念：,物体在力的作用下，运动了一段距离。

麻省理工公开课 - 热力学与动力学课程节选

Cold-ironing allows ships at dock to plug into shore-side electricity sources to power electronic and mechanical systems needed for loading and unloading activities.

FORBES: Plug-in-Power Set for Massive Growth at Major Ports

When switched off, many appliances do not actually kill the power but go into a standby mode instead sucking electricity, vampire-like, from the plug.

ECONOMIST: The much-talked-of smart grid prepares to enter the home