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

由路连接两个极组成，并由解液隔离开。

Its first product was a battery component for radios.

该公司生成第一件产品是收音机组件。

Like the way a battery stores energy.

就像充一样。

Number six, strap a battery to your head.

第六，把绑在头上。

The Skyhook is a battery of orbital energy.

天钩就像是能够储存轨道能量。

I was getting a battery for my watch.

是钟珠宝行里给手啊。

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

后面一个人冲我扔 总之 是款好。

It's a battery, hard disk and electronics.

分别是一块，一块硬盘和路板。

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

里面还有一块路板和一块。

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

如今，一个组件价格可能超过1万美元。

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

S-Pen 里面将会有。

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

我不用任何线或组就能给手机充。

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

主要用途是提供和储存能。

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

然后一切恢复正常，里面还有个组。

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

另一部分是个组，能产生信号。

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

这是一个用了盐水、和两支铅笔实验。

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

他说，硫腐蚀性很强，充30次后就会坏掉。

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

给充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.

如果一个器不用，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、、摄像头来区分不同手机呢？