A lot more of you chose numbers between 20 and 30, so we're really getting into the meat of the distribution.

有很多人选了20至30之间的数,所以我们已经涉及到分布的问题了

耶鲁公开课 - 博弈论课程节选

So here, what I'd like you to do is identify the correct radial probability distribution plot for a 5 s orbital, and also make sure that it matches up with the right number of radial nodes that you would expect.

这里，你们要辨认,哪个是５ｓ轨道的正确概率分布，并且确保它和你们,预期的节点数相符合。

麻省理工公开课 - 化学原理课程节选