电源

一些型号的电池可以连接到直流电源上进行充电。

Some kinds of batteries can be recharged by connecting them to a source of direct current .

用户只需扫描机器上的二维码便可租到一个便携式电源，给电子设备充电。

Users can scan a QR code on a machine to rent a convenient power source to provide a jump-start .

这条电线的电源是通过地下电缆传输的。

The electricity line is fed with power through an underground cable .

单支红色发光二极管表示电源已接通。

A single red LED shows that the power is switched on .

电源故障使一切陷入黑暗。

A power failure plunged everything into darkness .

将变压器插入电源。

Plug the transformer into the mains .

他们关掉了电源。

They 've switched off the power .

打印机接上电源没有？

Is the printer plugged in ?

有一些烧烤炉能直接插到家用电源上。

Some barbecues can be plugged into a household electricity supply .

她说话间，我把水壶灌满并插上了电源。

I filled the kettle while she was talking and plugged it in

这种光盘自动清洗机可用电池或电源两种方式驱动。

The Auto Compact Disc Cleaner can run off batteries or mains .

他在用你家里的电源给他的车载蓄电池充电。

He is using your mains electricity to recharge his car battery .

这些家用电器不应该接通电源。

These appliances should not be connected to power supplies

确保插头与电源断开。

Make sure plugs are disconnected from the mains

与纯电动汽车不同，混合动力车永远不需要接电源。

Hybrids , unlike pure electric cars , never need to be plugged in .

它是由电源或者电池供电的。

It is mains or battery powered .

千万不要使电源插座过载。

Never overload an electrical socket .

他们给录音机接上了电源。

They plugged in their tape-recorders

请务必核实这台机器确已接通电源。

Make sure the machine 's connected properly .

接通电源，看它是否正常运转。

Just turn on the juice , and we 'll see if it works .

如果你外出时不关闭电源，那电就会白白浪费掉。

If you don 't turn the electricity off , it will waste while you are out .

电源是我在盒子里找到的一块电池。

The power came from a batteryI found in a box .

我们终于接通了新的电源。

We finally got the new power supply in .

这台仪器的电源坏了,所以不能再用了。

The power supply on this instrument had failed , so it could no longer be used .

在国外度假时，你可以按需使用智能家居控制器来打开或关闭电源。

When you are on vacation abroad , you can use a smart home controller to switch on or off the electricity when necessary .

我意识到扶手不会掉，这意味着我们不能再更换电源和修理仪器，也意味着科学家无法观察宇宙，在其他行星上寻找生命。

I realized that the handrail would not come off , which meant we could no longer be able to replace the power supply and repair that instrument , which meant scientists could no longer look at the universe and find life on other planets .

这个电池充电器可以插入任何类型的电源插座。

The battery charger plugs into any mains socket .

他把传感器插进电源插座。

He plugged the sensor into a outlet .

（也就是说，当电源切断时，数据不至丢失）

That is , the data is not lost when the power is turned off .

妈妈们需要挤奶的私密空间，或是在一个能上锁的私人办公室，或是指定的配有电源插座和水槽的哺乳室。

Mothers need the privacy to express milk , either in a lockable private office or designated lactation room with an electrical outlet1 and a sink .