There is a plurality of solutions that conform to the boundary conditions, which is that the system must be bound.

这有许多解决方式,来遵守这个有界条件，那个系统必须是有界的。

麻省理工公开课 - 固态化学导论课程节选

So we can think about what is our most loosely-bound electron, what's that highest energy orbital, and it's going to be the 2 p orbital, that's going to be what's highest in energy.

我们来想一想,它“束缚得最松“的电子是哪一个，能量最高的轨道是哪一个？,它就是，2，p，轨道，是能量最高的轨道。

麻省理工公开课 - 化学原理课程节选