And for the s electron, since it can get closer, what we're going to see is that s electrons are actually less shielded than the corresponding p electrons.

对于s电子，因为它可以离得更近，我们可以看到s电子事实上,相对于p电子受到,更少的屏蔽。

麻省理工公开课 - 化学原理课程节选