I've got some internal variables I have to store, what kinds of things do I have to keep track of?

计算的时候需要占用多少内存,我需要存储一些内部变量,我需要记录哪些东西呢？

麻省理工公开课 - 计算机科学及编程导论课程节选

Then, you've got to say, "What do I have to know about this object at the initial time?

然后,也许你会问,我需要知道物体初始状态的哪些信息呢

耶鲁公开课 - 基础物理课程节选

What you have to do is have the courage to say I have got to account for the bad data, what I think are bad data and the data that helped me build my theory.

你们要做的就是，鼓起勇气来说,我已经解释出了那些劣质的数据，和我认为是劣质的数据,还有那些帮助我建立理论的数据。

麻省理工公开课 - 固态化学导论课程节选

Everybody's got the sheet there and what I would like to do is just have everyone, all of this--We'll just sing "La" Here. We won't sing the text.

每个人都有一张,我想做的就是让每个人,大家只唱,啦,不用唱歌词

耶鲁公开课 - 聆听音乐课程节选