Flowers naturally have a slight negative charge.

花卉通常带微弱的负电荷。

The pairs of electrons are all negatively charged.

每对电都带负电荷。

The heavier particles linger at the base, accumulating negative charges.

较重的在基部，积累负电荷。

The bacteria carry a net negative charge on their surfaces.

细菌的表面带有一个负电荷。

The negatively charged electron and location of the positively charged hole

带有负电荷的电 和带有电荷的空隙

Protons have a positive electric charge, electrons a negative charge, and neutrons are neutral.

质带电荷，电带负电荷，中则是中性的。

Electrons whiz around the nucleus, their negative charge attracted by the protons' positive charge.

电绕着原核旋转，它们的负电荷会被质的电荷所吸引。

And we feed those positively charged spheres negatively charged electrons by adding formaldehyde to the mix.

同时我们通过液里加入甲醛给带电的球体里提供带负电的电。

Rather, as Timothy Ferris explains, the negatively charged fields of the two balls repel each other...

“而是，”蒂姆西·费里斯解释说，“两个球的负电荷场互相排斥… …

The negatively charged electron and location of the positively charged hole are now free to move around.

带有负电荷的电 和带有电荷的空隙现在可以自由移动了。

So the negatively charged fluoride ions in the treated enamel may be literally repulsive to the bacteria.

牙釉质里的氟离也带负电荷，因此二者自然互相排斥，

You may know that like charges repel: electrons have a negative charge and repel each other.

电带负电荷，彼此相斥。

However, it did lead to the invention of the lightning rod and the understanding of positive and negative charges.

但是，它确实促成了避雷针的发明和人们对负电荷的了解。

We add those coagulant and it’s positively charged while most of the dirt and bacteria are the negative charge.

我们加的沉淀剂是带电荷的，而泥土和细菌是带负电荷的。

When energized wires strip negatively charged electrons from the air ionizing the molecules that move toward negatively charged electrodes at the planes tale.

当能量形成的导线剥离空气中带负电荷的电时，就使平面上朝着带负电荷的电极移动的分成为电离。

Outside the nucleus are electrons which have a negative charge.

原核外面是带负电荷的电。

Due to its negative charge, the oxygen in one molecule is attracted to the positive charge of the hydrogen in another molecule.

由于氧原的电负性，一个水分里的氧原会被另一个水分里带电荷的氢原吸引。

As a result, strong positive charges develop in the upper region of a cloud with strong negative charges developing in the lower regions.

因此，强电荷在云的上方形成，而强负电荷在云的下方形成。

But that didn't happen. However, it did lead to the invention of the lightning rod and the understanding of positive and negative charges.

但这并没有发生。然而，它确实促成了避雷针的发明和对负电荷的了解。

These negatively charged particles have a powerful urge to rush to the positively charged Earth, and good luck to anything that gets in their way.

这些带负电荷的有着强烈的愿望，希望冲向带电荷的地球，但愿夹在中间的东西走运！