电池

I have a battery tester in my garage.

我的车库里有台电池测试仪。

This transistor radio has four small cells.

这台半导体收音机用4节小电池.

They told me I needed a new battery.

他们告诉我需要换新电池。

Does your battery need recharging?

你的电池需要充电 吗 ?

The batteries are running down.

这些电池快没电了。

He charged the battery of his car.

他给汽车的电池充了电。

This battery booster is a boon for photographers.

这种电池充电器是摄影工作者的好帮手。

The battery in my car gave up the ghost.

我的汽车电池报废了。

The batteries had a life span of six hours.

这些电池的寿命为6小时。

He is certain that this TV set will operate on batteries.

他肯定这个电视机可以用电池.

The battery charger plugs into any mains socket.

这个电池充电器可以插入任何类型的电源插座.

Most flashlights work on two batteries.

大多数的手电筒用两节电池.

I thought it looked as though the battery was going.

我看电池好像该换了。

It is mains or battery powered.

它是由电源或者电池供电的。

to replace the batteries

更换电池