Now, maybe the one-room metaphor is not the best metaphor, because it immediately prompts the question, "Well, what's on the other side of the wall?"

也许一间房的比喻并不是最好的,因为它立刻会引出这个问题,墙的另一边是什么呢

耶鲁公开课 - 死亡课程节选

So what we're doing is filling in those eight electrons following the Aufbau principle, so our first electron is 1s going to go in the 1 s, and then we have no other options for other orbitals that are at that same energy, 1s so we put the second electron in the 1 s as well.

它会是什么样子呢,我们正在做的是将这8个电子按照奥弗,堡原理进行填充,所以我们第一个电子将会进入，然后我们没有其他的,轨道的选择在同一个能级，所以我们把第二个电子也放入。

麻省理工公开课 - 化学原理课程节选