A battery is made of two electrodes connected to a circuit and separated by an electrolyte.

电由电路连接两个电极组成，并由电解液隔离开。

Its first product was a battery component for radios.

该公司生成的第一件产品是收音机的电组件。

Like the way a battery stores energy.

就像电充电一样。

Number six, strap a battery to your head.

第六，把电绑在。

The Skyhook is a battery of orbital energy.

天钩就像是能够储存轨道能量的电。

I was getting a battery for my watch.

是钟表珠宝行里给手表换电啊。

A guy in the back threw a battery at me.Anyway, a good battery.

后面一个人冲我扔电 是款好电。

It's a battery, hard disk and electronics.

分别是一块电，一块硬盘和电路板。

And we have a circuit board inside as well as a battery.

里面还有一块电路板和一块电。

Today, a battery pack can cost more than $10,000.

如今，一个电组件的价格可能超过1万美元。

The S-Pen will now have to have a battery inside.

S-Pen 里面将会有电。

I'm charging my phone without any wires or a battery pack.

我不用任何电线或电组就能给手机充电。

The main purpose of a battery is to provide and store electricity.

电的主要用途是提供和储存电能。

So everything back up and there's a battery pack in it.

然后一切恢复正常，里面还有个电组。

The other part is a battery pack. The battery produces the electric signals.

另一部分是个电组，电能产生电信号。

It was an experiment we did with salt water, a battery and two pencils.

这是一个用了盐水、电和两支铅笔的实验。

He says sulfur is so corrosive that it kills a battery after 30 charges.

他说，硫的腐蚀性很强，充电30次后电就会坏掉。

It takes a lot longer to charge a battery than to fill a gas tank.

给电充电比给油箱加油要花更多时间。

So if an electrical appliance doesn't have a battery, it needs one of these.

如果一个电器不用电，那么它就需要这个东西。

How do you differentiate a rectangular block with a touchscreen, a battery and a camera?

你会怎样通过触摸屏、电、摄像来区分不同手机的呢？