Which is a way of reminding you that I need to think as I write the code about what are my expectations from the input, and how might I enforce them.

通过这个我在提醒大家,在写代码的时候,要搞清楚对输入的期望，并思考下如何执行这些期望。

麻省理工公开课 - 计算机科学及编程导论课程节选

They love to kind of luxuriate in the opportunity to show off their voice on a leading tone, build up expectation, make you wait even more for that tonic.

他们总是喜欢借机,在导音部分卖弄下自己的歌喉,以增加听众的期望,让大家更渴望听到主音

耶鲁公开课 - 聆听音乐课程节选

You want to, for any given expected return, you want to minimize the standard deviation, so it's the left-most line and that means that everyone will be holding the same portfolio.

你希望，在期望收益固定的情况下，你肯定希望将标准差最小化，而这条线是最左边的线,这就意味着所有人,都愿意持有这样的投资组合。

耶鲁公开课 - 金融市场课程节选

That's what you expect, but what's going to happen if I print L 2?

你们期望的是怎么样的？,我去打印下L2会显示什么呢？

麻省理工公开课 - 计算机科学及编程导论课程节选