The electron's going to come out of that highest occupied atomic orbital, that one that's the highest in energy, because that's going to be the at least amount of energy it needs to eject something.

这个电子应该是从,最高的被占据轨道上出来的，它的能级是最高的，因为这样的话发射出它,只需要消耗最少的能量。

麻省理工公开课 - 化学原理课程节选

When you say "it must", this usually does not mean it needs to do something.

当你说“It must”的时候，通常并不表示它需要做某事。

Must 课堂 - SpeakingMax英语口语达人

Indeed, in addition to finding him very difficult you've probably said, "Why does he have to write like that?" In other words, "Yeah, okay. He's difficult, but isn't he making it more difficult than it needs to be?"

事实上，除了发现他难懂以外，你可能会说，“为什么他要这样写？“，换句话说，“是的，他的思想很难懂，但是他这样写不是让他的思想更难懂了吗？“

耶鲁公开课 - 文学理论导论课程节选

RNA polymerase is smart, it knows where it needs to go in order to make the copy of RNA that's required.

NA聚合酶很聪明,它知道该由什么位置介入,来转录所需要的RNA

耶鲁公开课 - 生物医学工程探索课程节选

And it needs to be embodied in the entrepreneur.

只有企业家本身拥有，企业才能获得这些技能。

斯坦福公开课 - 扎克伯格谈Facebook创业过程课程节选

You want that shield up so that it pretty well meets your helmet, so it's going to be at a certain distance but it will also go down to where it needs to go down here.

盾牌上缘能与头盔配合保护上身,所以盾牌和身体是要有一定距离的,而盾牌的下缘用来保护下半身

耶鲁公开课 - 古希腊历史简介课程节选

If I understand it correctly, science as science insofar as its belike scientific methodology, he needs to be defended.

如果我没有弄错的话，就论文所用的科学方法本身而言,就论文所用的科学方法本身而言，作者的立场应该受到维护。

普林斯顿公开课 - 人性课程节选

Originally, we thought it's information needs only; we just need to find a web page that contains the query word, but it's actually not.

起初，我们以为人们只是需要信息而已;,只需找到一个带有关键字的网页即可，但实际上并不是。

斯坦福公开课 - 百度CEO李彦宏演讲：全球最大搜索引擎的发展课程节选

He needs to know about the structures of the molecules, because if the structure is wrong it's not going to work.

他想要让它们成键，他需要知道分子结构，因为如果结构不对。

麻省理工公开课 - 化学原理课程节选

It would seem that the needs of philosophy are quite different from the demands or requirements of political rule.

哲学的需求,看似十分不同于,政治生活的需求与必备条件。

耶鲁公开课 - 政治哲学导论课程节选

If I place my container of gas on the table here, and I come back an hour later, the pressure needs to be the same when I come back Otherwise it's not equilibrium.

如果我把装气体的容器放在桌子上，一小时以后我再回来时,气体的压强应该是不变的,否则它就不是平衡的。

麻省理工公开课 - 热力学与动力学课程节选

The democracy itself needs a literate citizen rate in order to keep it in check.

为了保持国家的持续进步,一个民主国家需要更多的高文化素养的公民。

麻省理工公开课 - 媒体、教育、市场课程节选

Right? It's like my needs, my desires are more important than yours and mine take precedent.

就好比是，我的需要与欲望比你的更重要,所以要优先考虑我。

耶鲁公开课 - 公正课程节选

It just needs to know how many bytes of memory do you want?

它需要知道你想分配多少字节的内存？

哈佛公开课 - 计算机科学课程节选

And the thing I wanted point out is, we've got this global variable number of calls. Which is there not because Fibonacci needs it but just for pedagogical reasons, so that we can keep track of how much work this thing is doing.

要指出的是我们已经,调用了几次这个全局变量,这不是因为斐波那契数列,需要调用它而只是,因为教学上的需要，以便我们可以知道,这个函数做了多少事情。

麻省理工公开课 - 计算机科学及编程导论课程节选

Moses enumerates additional misfortunes and sufferings that will befall Israel if she sins. But he emphasizes the choice is Israel's: God has been clear regarding what's required, and it's not beyond Israel's reach to attain life and prosperity. She needs to only choose.

摩西列举了如果以色列人犯罪，他们所面临的,不幸和惩罚但是他强调了以色列人所拥有的选择：,上帝已经申明他的要求，以色列人,想要的生命和繁荣并不是不可达到的她只需要选择。

耶鲁公开课 - 旧约导论课程节选