This is especially true on Twitter, where just about everything takes on a political valence.

在推特如此，因为在推特，几乎所有事情都带有政治意味。

It only has two dimensions: valence and arousal.

效和觉醒。

And the valence is actually quite negative, so you must have been a big fan.

而“抗体效”项也呈现负值，因此你定是他们的铁杆粉丝。

Like everything has a political valence to it.

就像切都具有政治值样。

The resulting vapor was variable, so it was difficult to meansure its valence.

蒸气是反复无常的。因些很难测量它的化合。

They tend to have the same number of valence electrons.

它们往往具有相同数量的。

Because they have eight valence electrons.

因为它们有八个。

We could depict them as one, two, three, four Valence electrons.

我们可以将它们描述为个、两个、三个、四个。

Once again, it has one valence electron, one electron in its outermost shell.

同样，它有个，个位于最外层的。

So large, that the valence electrons aren't held very strongly by the nucleus.

如此之大，以至于不会被原核牢固地保持。

The political valence of this is kind of fascinating to me–about what side you're on.

这件事的政治值让我着迷——关于你站在哪边。

Helium has two Valence electrons, its electron configuration is one S two.

氦有两个，构型为S二。

Each of the hydrogens can feel like it has two Valence electrons.

每个氢都感觉像是有两个。

One, two, three, four, five, six valence electrons.

、二、三、四、五、六个。

These are highly reactive because they have seven valence electrons.

它们具有很高的反应性，因为它们有七个。

They both have these stable valence shells.

它们都有这些稳定的壳。

And valence electrons are electrons in the outermost shell they tend to coincide, although there's a slightly different variation.

是最外层的，它们往往重合，尽管变化略有不同。

They would love nothing more than to get one more valence electron.

他们只想再得到个。

It summarizes all of the emotions that you have felt and how your decisions were valenced positive or negative an emotion.

它总结了您所感受到的所有情绪，以及您的决定如何对情绪产生积极或消极的影响。

So sodium-- let me draw its valence shell-- sodium's valence shell looks like this.

所以钠——让我画出它的层——钠的层看起来像这样。