由于这些电子都带负电荷，它们会相互排斥。
As these electrons are negatively charged they will attempt to repel each other.
带负电荷的区域非常大：数百米厚，直径达几千米。
The negatively charged region is large: several hundred meters thick and several kilometers in diameter.
在暴风云的形成过程中，带正电荷的粒子与带负电荷的粒子相互分离。
The separation of positively and negatively charged particles takes place during the development of the storm cloud.
当带负电和带正电的粒子流相遇时，就会形成一条连接云层和地面的完整通道。
When the negatively and positively charged streams meet, a complete channel connecting the cloud and the ground is formed.
当这些负电荷距离地面不到100米时，会遇到一股来自地面的正电荷粒子流。
When a stream of these negatively charged electrons comes within 100 meters of the ground it is met by a stream of positively charged particles that comes up from the ground.
带正电荷的粒子集中在云团的顶部和底部，但中间区域形成的是带负电荷的粒子。
Concentrations of positively charged particles develop at the top and bottom of the cloud, but the middle region becomes negatively charged.
这是一个负电荷，这是一个正电荷。
This is a point that's negative, and this is the point that's positive.
正电荷在这儿，负电荷在周围。
You've got a positive charge here with a negative charge around it.
你有一个正电极，电子带的是负电荷。
You have a positive electrode here and the electron is charged negatively.
所有电子的负电荷，等于核的正电荷。
The total negative charge of the electrons is equal to the positive charge of the nucleus.
另一半是黑色的，带负电。
分子的负电荷，中心在哪？
Where is the center of net negative charge in this molecule?
也可以用箭头，箭头指向,带负电的一极。
Some people like to use an arrow, and the arrow points in the direction of the more electronegative end.
负电荷在运动，它们处在一个环形的轨道中。
You've got negative charge in motion, and it's in a circular orbit.
负电子将会被带到正极上去。
而氯离子带负电。
我必须指出，左边电极充负电,右边电极充正电。
And the way I have this configured, the left electrode is going to be charged negatively and the right electrode is going to be charged positively.
氧原子有轻微的负电荷，而氢原子则带对应的正电荷。
The oxygen atom has a slight negative charge while thehydrogen atoms share a compensating positive charge.
这是一个偶极，有正电端也有负电端，偶极具有一定性质。
It has a negative end and a positive end and it has certain properties.
燃料电池像电池一样，有正、负电极，两极之间是电解液。
Like a battery, they use positive and negative electrodes separated by an electrolyte.
电子携带负电荷，而质子携带正电荷，这就是所有需要的东西。
The electrons carry the negative charge, the protons carry the positive charge. That was all that was needed.
还有在电容中，也使正电荷在一侧，负电荷在另一侧。
And remember that in a capacitor, negative charge builds on one side and positive charge builds on the other.
这是一个带正电荷球状的乳蛋糕，里面有一些小的负电荷的小块。
So, this is a positive sphere of custard, and inside are little, negative bits.
只是带正负电的区域总面积是大致相当的（差别不超过千百分之一）。
It’s just that the total area of sites with positive and negative charges are roughly equal (the two are typically within a fraction of a percent of each other).
我可以改变两个板子上的电压，为了论证，这个是负电，这个是正电。
And I am able to vary the voltage on the plates making this for argument's sake negative and this for argument's sake positive.
一种薄膜允许带正电的离子通过，另一种薄膜允许带负电的离子通过。
One passes positively charged ions. The other passes negatively charged ones.
电子是带负电荷的，并且，负电的值为1。6乘以10到19，库伦。
It bears a negative charge and the value of minus 1.6 times 10 to the 19 coulombs.
这分子是电中性的，但右边要带一点负电荷，而左边要带一点正电荷。
The molecule is net neutral, but this right end is a little bit more negative and the left end is a little bit more positive.
这分子是电中性的，但右边要带一点负电荷，而左边要带一点正电荷。
The molecule is net neutral, but this right end is a little bit more negative and the left end is a little bit more positive.
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