Yes, and here we use plug to mean connect.

是的，这里我们用插头表示通电源。

He foresees a future when electric vehicles are tapped for power when not in use.

他来世界，电动汽车在不使用时可通电源的。

If your computer is plugged in, then everyone can get started.

如果你的电脑已经通电源，那么每个人都可以开始使用。

When the power for a piece of equipment is on, it is running.

当一台设备的电源通时，它就在运行。

We’ve got a CD player, but it’s not hooked up yet.

【hook】我们有一台CD唱片播放机，不过还没有通电源。

I had run electricity over there, so I had 30 amps hooked to the trailer, so it wasn't really cold.

我在那边通电源，所以拖车上30的电，所以其实并不冷。

In 1951, Canadian engineer John Hopps developed the first effective pacemaker, an external, bulky, mains-powered machine which the patient wheeled around on a trolley.

1951年， 加拿大工程师约翰·霍普斯研制出首个有效的起搏器，这是一台外置的、笨重且需通电源的机器， 患者需要推着手推车四处移动。

When you plug your device in, electricity flows back into the battery and resets the chemicals inside, so it can work all over again.

当你将设备通电源时， 电流会回流至电池内部， 重置其中的化学成分，使其能再次正常运作。

It won't, you have to go outside, unplug it, turn the batteries off, let it sit for 20 minutes or two minutes, and then turn everything back on, reboot the system.

它不会自动恢复， 你必须到外面去，拔掉电源，关闭电池，静置20分钟或两分钟，然后再重新通所有电源， 重启系统。