"The day will come when you can see travel between Los Angeles to San Francisco in under 3 hours going 220 miles per hour."

VOA: standard.2010.02.15

And when you can write that down, for me, there is just tremendous sense of creativity and of purpose and meaning.

当你能把它写出来的时候，对我个人来说，会感到这种来自巨大的创造性,目的性，意义性的满足感。

普林斯顿公开课 - 人性课程节选

So I think the best thing is when you can give the best for yourself is

所以我认为，最好的状况就是，你能给自己提供最好的东西，

问上门厨师 - SpeakingMax英语口语达人

When you get tired from all that walking, there are more than nine thousand benches where you can sit down.

VOA: special.2009.10.30

And when you have an optimal substructure and the local solutions overlap, that's when you can bring dynamic programming to bear.

当你得到一个最优子结构,但局部解决方案有重跌时，你就可以引入动态编程,来解决这个问题了。

麻省理工公开课 - 计算机科学及编程导论课程节选

There was nothing I could do. When you have this kind of a problem, you can only take care of your body.

VOA: special.2010.08.09

Cause when you can actually manipulate a computer's memory at this low level, you can steal people's passwords, you can steal their data if you know how that memory is laid out.

因为即使是在这么低的权限下,你也能熟练控制电脑的存储器,你就可以窃取别人的秘密，如果知道相应数据位于哪里的话,你也能窃取别人的数据。

哈佛公开课 - 计算机科学课程节选

When baby teeth begin to appear, you can clean them with a wet toothbrush.

VOA: special.2009.03.11

Because it can't be right to kill five people when you can only kill one person instead.

我认为当可以只牺牲一个人时,牺牲五人不是正确之举。

耶鲁公开课 - 公正课程节选

And,when your holiday is finished, you can drive slowly up Highway One, through the many other Florida Keys, stopping to enjoy each one on the way home.

VOA: special.2010.03.22

We're going to ask you to look at your schedule sometime before our next lecture and think about when you can come to a teaching assistant section.

我希望你们在下次课之前,看看自己的日程安排,看自己何时能来参加助教的讨论课

耶鲁公开课 - 金融市场课程节选

You can recognize clay because it is very shiny when it is wet.

VOA: special.2009.09.14

And when you can kind of have it in your career and in your life,

当你能够在事业和生活上都拥有这种平衡，

寻找幸福 - SpeakingMax英语口语达人

"Malawi is a landlocked state, it is one of the ones that we tend to worry most about, and yet it has demonstrated that when you focus attention on a problem you can make progress."

VOA: special.2010.04.26

Is there a period of time when you can personally talk with your professor?

你能和教授有单独会面的时间吗？

与教授的面谈 - SpeakingMax英语口语达人

You can learn more about what happens when information technology meets health care at the Health Affairs magazine website,healthaffairs.org.

VOA: standard.2010.02.24

Just the look in people's eyes when you can explain something to them

就看着你给他们讲解东西时候他们的眼神

重新开始学业 - SpeakingMax英语口语达人

I believe I can speak for the whole nation when I say this and compliment you for your work.

VOA: standard.2009.04.12

That's when you can use it.

这些时候你就可以用这个句型了。

Don't 课堂 - SpeakingMax英语口语达人

In Yemen,when you finish your soda, it is customary to toss the can onto the street.

VOA: standard.2010.04.01

There's no classical analogy that explains oh, this is what you can kind of picture when you picture a wave function.

可以解释：,哦，这就是，你想象的,波函数的样子啊。

麻省理工公开课 - 化学原理课程节选

She says,"It can be intimidating when you sing with someone with the power that Natalie has.

VOA: standard.2010.05.23

You can understand that initial hesitation when she asks, "Shall I go on? / Or have I said enough?"

你们可以理解当她发问时最初的犹豫，“我应该继续吗？还是我说的够多了？“

耶鲁公开课 - 弥尔顿课程节选

"Dogs that are very bonded to their handlers can witness when, if you are looking into someone's eyes and 'the lights go out' metaphorically speaking.

VOA: standard.2010.05.18

Now when you go to jail-- I mean when you go to court, slaves of course can't represent themselves in court at all, they don't have any legal standing.

如果你进监狱。。。,我是说如果你上法院，奴隶当然不能在法庭上代表自己，他们没有任何法律地位。

耶鲁公开课 - 新约课程节选

And she feels proud that she was able to do it. "Sometimes you can feel defeated when you have to study for a test and your baby is crying or something else is going on,"

VOA: standard.2009.12.04

But now, when you need more, you can't just say I only want the best bottom land there is.

然而当你需要更多土地时,你不能张口就要这片地区最富饶的土地

耶鲁公开课 - 古希腊历史简介课程节选

"Health and hospitals are basic areas of well being, lets say,that when a major disaster or a smaller disaster occurs, if you do not have health facilities that function and can respond to the needs you create yet another level of disaster,".

VOA: standard.2009.10.14

So when somebody is going to develop a healthy eating plan you can draw from a number of potentially beneficial structures.

如果有人想制定一个健康饮食计划,那么可以借鉴很多可能的有益饮食结构

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

That was it. We decided.. I mean we are just talking about when you speak privately, you can be so much more open and so much more grave about things.

就是这样，我们决定，我们刚刚还聊到,当你私下聊天，就会变得更加坦诚,更加勇敢。

普林斯顿公开课 - 人性课程节选