We can do the exact same thing when we talk about lithium, but now instead of breaking it up into two wave functions, we're breaking it up into three wave functions because we have three electrons.

在讨论锂时,我们也可以做，完全相同的事情,但不是把它分为两个波函数，而是分为三个波函数,因为我们有3个电子。

麻省理工公开课 - 化学原理课程节选

We could also take the two eighth notes and divide them into two sixteenth notes and then we get one-a-an-d-two-a-an-d- one-a-an-d-two-a-an-d something like that.

我们也可以继续将八分音符,分为两个十六分音符,一二三四,二二三四,一二三四,二二三四,就像这样

耶鲁公开课 - 聆听音乐课程节选

This class will be taught on two levels.

本课程将分为两个部分。

哈佛公开课 - 幸福课课程节选

And this whole note obviously can be subdivided into two half notes and each of the half notes into two quarter notes each of these quarter notes into two eighth notes, and so on.

这个全音符,很明显,可以再分为两个半音符,每个半音符又可以再细分为两个四分之一音符,每个四分之一音符可以再分为两个八分之一音符,等等

耶鲁公开课 - 聆听音乐课程节选