Well--just like we didn't have to follow the parts of the body that aren't essential for housing the personality.

我们不需要去管,那些对于储存人格特性并非必要的,身体部位。

耶鲁公开课 - 死亡课程节选

What exactly that purgation will entail and why Milton's voice needs to be purged at all I think these questions are really the subject of the entire rest of the poem.

这种净化是很有必要的,弥尔顿的语言为什么需要被完全净化,我认为这个问题才是所有剩余诗歌,真正的主题。

耶鲁公开课 - 弥尔顿课程节选

And he said:" But every organization need refreshing. You refresh it as you think you need to do."

但他说每个组织机构都需要更新,所以你要做的,就是进行你认为必要的调整“

普林斯顿公开课 - 国际座谈会课程节选

Inside the suitcase is a plain piece of white paper and the children were asked to draw the things they think they would need on the trip. Sometimes they get they wouldn't need.

行李箱里面是一张普通的白纸,我要求孩子们,在纸上画出他们认为必要的,旅行用品，有时候他们画出来的并不需要。

麻省理工公开课 - 媒体、教育、市场课程节选

She speaks of the necessary unity of body and soul, which for her entails a defense of the body, defending, as she does, its knowledge and its goodness.

她说道身体心灵结合的必要性，这对她来说需要保卫其身体，为身体的知识与美好抗击。

耶鲁公开课 - 现代诗歌课程节选

Enough already. I don't care if it's four years old, I don't want another one.

没必要,用了四年就四年吧,我不需要新的

耶鲁公开课 - 美国内战与重建课程节选

Really there's no work to be done if I am handed all in sorted order so, you know, There's no work to be done if I'm handed all of the arrays in sorted order so, you know, if I demand that you give me this assumption that the cups are already sorted and then I'll sort them for you, I mean, this is kind of a cyclical argument.

如果杯子是有序排列的,那就没必要再对它进行排序了，同样如果给出的序列本身就是有序的,那也不必再做什么，如果给出这样的假设：,杯子已经有序，但仍需要对其进行排序，这像是个循环的论点。

哈佛公开课 - 计算机科学课程节选

So I'm going to start today, we have about five or ten minutes left, sorry, five minutes left - in order to do this with some beginnings of Python, and we're going to pick this up obviously, next time, so; simple parts of Python.

这是我们需要学习的必要知识，我今天就会，五分钟或者十分钟的时间,对不起是五分钟，为了以Python开头来做到到这一点，我们会去学习这些。

麻省理工公开课 - 计算机科学及编程导论课程节选