Our class,in fact, is just before lunch time, and I'm happy to say that when they do my class, they don't need lunch any more because they eat what they make."

VOA: standard.2010.05.14

They might articulate a need or a desire, but what we have to do is understand all the technology ingredients and how they're evolving.

他们可能会提出要求或是愿望，我们所要做的事情是搞懂,所有技术成分，以及它们如何演变。

斯坦福公开课 - 戴尔CEO-Michael.Dell谈创业和发展课程节选

because that is a skill that they need to do when they are older, filling out forms and what did one actually look like to get a passport in USA.

因为这是他们将来,必需的技能，填写表格，以及在美国,如何取得护照。

麻省理工公开课 - 媒体、教育、市场课程节选

Nobody says that.What they say is, "Oh please, we need you Achilles,you must not do this."

没人这么说,他们说的是,"噢,求求你,我们需要你,阿喀琉斯,你可一定得去参战啊"

耶鲁公开课 - 古希腊历史简介课程节选

We'll talk about some chemistry today, what DNA molecules are like, why they have the behavior that they do, and you need to understand this in order to understand how you manipulate DNA.

今天我们会谈到一些化学结构,比如DNA分子的形态,它们为什么会以这种形态存在,你必须先掌握这些,才能理解如何操控DNA

耶鲁公开课 - 生物医学工程探索课程节选

All of that means we need to explain why these folks do what they end up doing, and we have some hints, but of course we do not know with any certainty or any confidence.

综上所述,我们来想想为什么这些人,要背井离乡呢,我们有一些线索,但是我们并没有有力的证据

耶鲁公开课 - 古希腊历史简介课程节选