That leaves just four. I want to see the last one fall before it gets dark.Then I'll go,too."

VOA: special.2009.08.01

But, before I go into details, a little bit more background about Rutherford.

在进入细节之前，先了解一些卢瑟福的背景知识。

麻省理工公开课 - 固态化学导论课程节选

I must finish this project before I go.

我走之前必须完成这个项目。

Must 课堂 - SpeakingMax英语口语达人

So Milton will continually be saying in his prose tracts, "Oh! I just had an idea. Dear reader, before I go on, perhaps I should say something about myself. I need to explain something to you about where I'm coming from. You wonder who I am to tell you this?

所以弥尔顿会在他的散文中不停地说，“哦！我有一个主意，亲爱的读者，在我继续下去之前,也许我应该介绍下自己，我需要向你们,解释一下我从哪里来，你们会想我是谁呀？

耶鲁公开课 - 弥尔顿课程节选

So I would go on in front of audience and before that I would say to myself, "Tal, don't be nervous.

所以我会站在听众面前，在那之前,我会对自己说，“不要紧张。

哈佛公开课 - 幸福课课程节选

Moving a stack of size 3, again, if I want to go over there, I need to make sure I can put the spare one over here before I move the bottom one, I can't cover up any of the smaller ones with the larger one, but I can get it there.

移动上面的三个圆盘的话，我在移动最底下的圆盘之前，同样要确保剩下的,是在另外一个柱子上，因为我不能把大的圆盘,放在小的上面。

麻省理工公开课 - 计算机科学及编程导论课程节选

At the moment, I have to go through some of the more standard material before we go to the more non-standard material.

现在我将会讨论一些标准的形式,接着再去讨论一些不标准的形式

耶鲁公开课 - 基础物理课程节选

Before you go, it is the weekend, I will send you off with a joke.

在离开之前，现在已经是周末了，我会给你们讲个笑话。

麻省理工公开课 - 固态化学导论课程节选

Before you go I want five things from you.

最后,我们回顾下五个结论

耶鲁公开课 - 博弈论课程节选

but I was up really late the night before and I just randomly decided not to go.

但我前一晚熬夜了，所以我就临时决定不去了。

I was实战 - SpeakingMax英语口语达人

W2 If I go backwards, to work p1 becomes the negative from what I had p2 calculated before, so this becomes minus what I calculated before for w2.

应该是,总功等于,减去,等于。

麻省理工公开课 - 热力学与动力学课程节选

In temp. So that means at the end of that first line of code just as before the value of 1 ends A up in a variable called temp because we said go to A and I look around, oh, there's A, what's there?

在temp中，在第一行代码的末尾,值1最终到了叫做temp的变量中,因为我们指明了定位到,并且四处查看，哦，这里是A，里面是什么？

哈佛公开课 - 计算机科学课程节选

Well, historically... well, I guess before they built it, they always had to go around.

从历史上来说，在建这座桥之前，人们不得不绕行。

我住的地方是 - SpeakingMax英语口语达人

Like before Christmas, I had to go up to everybody in Union Square

比如说，在圣诞节之前，我得走向在联合广场的每一个人，

在超市遇到的人 - SpeakingMax英语口语达人

I could maybe buy one before we go.

在我们出发前，我也许可以去买一件。

The thing is 实战 - SpeakingMax英语口语达人

And it would go through these same phases that I described before.

然后经过我之前描述的过程

耶鲁公开课 - 生物医学工程探索课程节选

Now before you guys go, there's one more thing I wanted to mention, and then I'll show today's comedy clip which is a good one by the way-- they're all good, but this one's especially good.

下课之前,还有一件事情我要说一下,说完就给你们放今天的动画短片,很不错的,所有动画短片都不错,不过这个尤其好

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

And this will have to go up before The International Union of Pure and Applied Chemistry before they approve it because they fought over element 106 for the longest time, but I think this will go through fairly quickly.

但还是要往上申请,直到国际纯粹与应用化学联合会,因为同意,他们为106号元素抗争了很久，但我想这个应该会很快通过。

麻省理工公开课 - 固态化学导论课程节选

I'm going to go there initially, so I can move this over here, so I can get the base part of that over there, I want to put that one there before I put this over here, finally I get to the point where I can move the bottom one over now I've got to be really careful to make sure that I don't cover up the bottom one in the wrong way before I get to the stage where I wish they were posts and there you go.

我要先把其他的放到多余的柱子上，然后把最底下的放到目标柱子上，我要在把除了最底下的圆盘，其他的圆盘挪过来之前,把最下面的圆盘放在这儿,因此我得出了最下面的盘子,应该如何摆放的结论,当我没得到其他盘子的正确摆放位置的时候,要很小心的确认没把错误的盘子,放在最下面的盘子上面。

麻省理工公开课 - 计算机科学及编程导论课程节选

And before we go into some of the technicalities of the class such as the syllabus, I want to end with a story about Peter Drucker.

在我们开始讲本课程的一些细节比如教学大纲之前，我想先讲一个关于Peter，Drucker的故事。

哈佛公开课 - 幸福课课程节选

Well, go back to what I did before.

我会用a*a的b-1次方的形式来表达。

麻省理工公开课 - 计算机科学及编程导论课程节选

before I go to the second reason, if Marva Collins is here today, : here's the question she would be asking us: "How can we cultivate the seed of greatness in ourselves and families, in our communities and organizations, " in our nation and in our world?"

在谈第二个原因时，如果Marva，Collins今天在场，那她会问我们这个问题：,“我们如何在于自身和家人中,栽培伟大的种子，如何在在社区和团体中，栽培伟大的种子，在国家和世界中呢“

哈佛公开课 - 幸福课课程节选

What I am going to do next day is go into the larger stoichiometry and understand the principles of mass balance and reactivity But before you go,hold it,I don't want you racing off.

下堂课我要做的是,讨论化学计量学，和,质量平衡很反应定律,但在下课之前，我不希望你们这么快走。

麻省理工公开课 - 固态化学导论课程节选