And cryptography involves scrambling information, converting what you a human can read into sort of nonsense that hopefully a bad guy cannot read.

密码包含不规则的信息，它把我们正常人能读懂的东西转化为,希望坏人读不懂的东西。

哈佛公开课 - 计算机科学课程节选

So let's listen to a little bit of this music and I want you, maybe as a group to tap with your foot, your hand whatever, just the beat as you hear it.

我们一起来听一下,我希望你们也许以组为单位,一起用脚打拍,拍手,随你喜欢,一起打拍子

耶鲁公开课 - 聆听音乐课程节选

Second reason we don't want over-qualified students in the class, it sounds a little nasty, but the second reason is, an over-qualified student, somebody who's, I don't know, programmed for Google for the last five years, is going to have an easy time in this course, but we don't want such a student accidentally intimidating the rest of you.

我们不希望高水平的学生来听课,还有一个原因，虽然听起来，有一点儿令人不快，但是第二个原因是，我们不希望，某位我不知道的高手，在为谷歌编写了五年的程序之后，很轻松地上这门课，从而使得周围同学,感到威胁。

麻省理工公开课 - 计算机科学及编程导论课程节选

We want to health care work, for people and businesses, s hard to know where to start.

我们希望医疗体系，为民众和企业服务，哦，这个话题很大，不知从何说起，Oh，，my，，it’

斯坦福公开课 - 经济学课程节选