So let's take boron, for example, and this has - it starts off with three valence electrons.

我们可以看一个例子,我们以硼为例，这有。

麻省理工公开课 - 化学原理课程节选

So, would it take, for example, the same amount of time as the frequency?

它需要，比如说,和频率一样的时间吗？

麻省理工公开课 - 化学原理课程节选

So, for example, in an electrochemical cell, it would be possible to take the sodium ion, give back its electron, and convert it into a metallic sodium, take the chloride ion, remove its electron, and restore chlorine gas.

所以，例如一个电化学的电池，它可能带有钠离子，让它得到电子，把它变成金属钠，得到氯离子，让它失去电子，作为氯气储存。

麻省理工公开课 - 固态化学导论课程节选

To take the American case for example, does it mean that something like the presidency, the congress and the court can be discerned ? within the soul of every American citizen?

举美国为例，是否透过,总统制、国会及法庭等,就可以辨别,每位美国公民的灵魂？

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So, for example, it's not just the 2 p that we could actually take an electron from, we could also think about ejecting an electron from the 2 s orbital.

比如，我们不只可以从，2，p，轨道上,打出一个电子，还能考虑从，2，s，轨道上,发射出一个电子。

麻省理工公开课 - 化学原理课程节选