- Mom?- Bella? - Mom?- There you are. RENEE. ; What are you doing in here?

VOA: standard.other

And because, of course, we have this carbon here what you end up doing is adding a carbon to your molecule.

因为，当然，我们这里有一个碳,接下来需要做的就是在你的分子中再加上一个碳。

麻省理工公开课 - 化学原理课程节选

You can answer to this question, someone says, "Well, what are you doing? Are you still here at school?"

当有人问你，“嗯……你在做什么呢？你还在学校吗？”你就可以回答了，

I'm about to 课堂 - SpeakingMax英语口语达人

So while you're filling that out, let me tell you a little bit about what we're going to be doing here.

你们一边写一边听我说,我来简单地介绍一下这门课

耶鲁公开课 - 博弈论课程节选

So, let me begin by doing a little bit of background so you know what's going on here.

首先，我要做一下背景介绍,你们就能了解情况了。

麻省理工公开课 - 固态化学导论课程节选

You got to understand what the minus sign is doing here.

你们要明白负号在这个式子中的意义

耶鲁公开课 - 基础物理课程节选

And I was trying to make a final call on the summer job and Bill called and said "Hey look Steve. Geez, how are you doing? Gosh, things get complicated here we need a business person. What about you?"

那时我正试图把暑假打工的事,一锤定音，比尔打电话给我，说,“嘿史蒂夫，最近怎么样？,天呐我们这儿越来越复杂了，需要个,搞商的人，你来怎么样？“

斯坦福公开课 - 微软CEO-Steve.Ballmer谈科技的未来课程节选

There'll be something here that,you'll wake up and you'll say, What am I doing in this new body? What happened to my beard?

这里会发生一点状况，你醒来之后会说，我怎么会在这个身体里？我的胡子呢？

耶鲁公开课 - 死亡课程节选

What are you doing here today?

你今天来这做什么？

一起长大的朋友 - SpeakingMax英语口语达人

Okay. Now this gentleman out here is actually doing it different from what I am doing and what most of you are doing but you know what? He's doing it correctly.

这位先生,和我做的不太一样,甚至和在座各位做的不太一样,但你知道吗,他做的是对的

耶鲁公开课 - 聆听音乐课程节选

What are you doing here?

你来这里干什么？

来伦敦旅游的 - SpeakingMax英语口语达人

You might say, well what's the person who studied chemical metallurgy doing teaching chemistry here? Well, after my Ph.D., MIT I came here as a postdoctoral fellow in 1977.

你们可能会问，这个学习,化学冶金学的人怎么会在这教,化学呢，好吧，在我拿到博士学位后，1977年我作为一名博士后来到了。

麻省理工公开课 - 固态化学导论课程节选

I'm not getting any nods, you guys over here you understand what we're doing?

没人点头,这边的小伙子明白我们在做什么吗

耶鲁公开课 - 博弈论课程节选

These strategies aren't dominated, nor are they dominated once you delete the dominated strategies, nor once we dominated the strategies dominated once we've deleted the dominated strategies, but they are dominated once we delete the strategies that have been dominated in the-- you get what I'm doing here.

选择20到30的策略一开始不处于劣势,在第一次剔除劣势策略时也不处于劣势,在第二次剔除势策略之后,也不处于劣势,但是在第三次剔除劣势策略之后,就变成劣势策略了,我想你们明白我的意思了

耶鲁公开课 - 博弈论课程节选