We also need to follow Hund's rule, this is that a single electron enters each state before it enters a second state.

我们也需要遵从洪德规则，这是一个电子在进入第二个态之前,要进入每一个态。

麻省理工公开课 - 化学原理课程节选

Good. To rule out the second slice, I need to be rational myself, and I need to know that others are rational.

要剔除46到67的数,不仅首先自己要是理性的,而且也要知道别人也是理性的

耶鲁公开课 - 博弈论课程节选

Remember we have to put one in each degenerate orbital before we double up on any orbital, so just keep that rule in mind that we would fill one in each p orbital before we a to the second one.

我们必须把,每一个放入简并的轨道,我们把每一个电子放在p轨道里，所以把规则记在脑子里,我们把每一个电子放在p轨道里,在我们放入第二个电子之前。

麻省理工公开课 - 化学原理课程节选