"First of all, I want everybody here to be careful about what you post on Facebook because in the YouTube age, whatever you do, it will be pulled up again later somewhere in your life.

VOA: special.2009.09.14

Well, of course, it's because he thinks, first of all, there's a soul and it will survive and it's immortal.

当然,这是因为他认为,首先,灵魂是存在的,在肉体死后仍会继续存在,而且灵魂是不朽的

耶鲁公开课 - 死亡课程节选

because, first of all, the salary is not very... high.

而首先是因为这个行业的薪水并不很......高。

建筑学专业教授 - SpeakingMax英语口语达人

Strauss-Kahn said the recent Group of 20 meeting in London, which he attended, was exceptionally successful, mainly because leaders committed themselves to taking all actions necessary to pull the global economy out of its first synchronized, post-World War II downturn.

VOA: standard.2009.04.16

And they're useful because, first of all, they're easy to depict, they're easy to draw relatively easy once we get all the rules down.

它很有用是因为，首先，它很容易描述，它很容易画出来,一旦我们确定了所有的规则以后就比较容易。

麻省理工公开课 - 化学原理课程节选

Just a few small points. First of all, keep in mind that the bug is probably not where you think it is. Because if a bug were there, you'd have already found it.

第一，记住错误可能不是，发生在你认为的地方,因为如果那儿有一个错误,你可能已经找到了它。

麻省理工公开课 - 计算机科学及编程导论课程节选

Because after that first day, all of them will do the communicating through technological means.

因为第一天过后，所有人都会,通过技术手段进行沟通。

麻省理工公开课 - 媒体、教育、市场课程节选

First of all, I'm very pleased when this happens, because I'm pretty confident that I can do this under duress, but I may not do it right every time.

首先,我非常乐意你们指出我的错误,因为虽然我对这些公式了如指掌,但我并不能保证每次都写对

耶鲁公开课 - 基础物理课程节选

Okay, first of all, because everything relies on self-report there's no machine, for the most part, that can do objective measures of this, you don't really know when people are telling you what they're eating.

好,首先,因为任何事都是建立在自觉上,大多数环节没有机器参与,这样的方式比较主观,你并不需要,人们告诉你他们所吃的是否真实

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

I should tell you first of all that in this class, the taping is not going to affect you because the camera is going to be behind your head.

我想跟你们强调的是,录像将不会影响你们,因为摄像机在你身后

耶鲁公开课 - 基础物理课程节选

That's the question we're going to try and address. If we can do this, this is good, because first of all, it removes any questions about what machine I'm running on, it's talking about fundamentally, how hard is this problem, and the second thing is, it is going to do it specifically in terms of the input. Which is one of the things that I was worried about.

这是一个我们接下来要去,尝试和解决的问题，如果我们能做到的话会很不错，因为首先，它解决了结果可能和我,运行的计算机有关系的问题，因为这从根本了告诉了，我们这个问题的复杂度，第二件事情,就是这种方法可以依据输入的大小来计算,而这正是我最担心的地方。

麻省理工公开课 - 计算机科学及编程导论课程节选