If a heart beats too slowly, the pacemaker will use electrical signals to help set a normal rate.

VOA: special.2010.06.02

I didn't use the normal approximation there-- that's obvious--I used the binomial itself.

我显然并没有用到正态分布,我用了二项分布

耶鲁公开课 - 金融市场课程节选

So what happens is, Freud described a lot of normal life in terms of different ways we use to keep that horrible stuff from the id making its way to consciousness.

弗洛伊德描述了，很多我们会在日常生活中使用的方法,我们用这些方法,来阻止来自本我的原始欲望,进入到意识之中。

耶鲁公开课 - 心理学导论课程节选