We started talking about these on Wednesday, and what we're going to start with is considering specifically the wave functions for multi-electron atoms.

我们从周三开始讨论这些，而且我们将要以特别地考虑,多电子原子的波函数,为开始。

麻省理工公开课 - 化学原理课程节选

Specifically, we have to take in this exact amount of energy in order to bump the electron up to higher energy level.

特别的，我们严格需要,这么多,来把电子，提升到更高的能级。

麻省理工公开课 - 化学原理课程节选