Let's say you have to go through three or four operations to get a final number, well, do it algebraically.

让我们说,你不得不通过3-4个操作,才能得到最终的数，好吧，用代数方法求解。

麻省理工公开课 - 固态化学导论课程节选

Let's say that your uncle is going to go on a vacation with you and the rest of your family.

假设你的叔叔要和你们全家人去度假。

There is no 课堂 - SpeakingMax英语口语达人

And so what you're going to end up with is, well, let's go over that. Here is sodium and chloride.

你将以之结尾，好吧，我们跳过那个，这是钠和氯。

麻省理工公开课 - 固态化学导论课程节选

Let me go back to the overall schedule before you go to the individual segment who gets in to see him.

我们先回到日程的问题上,然后再讨论你说的个人部分,谁可以见总统。

普林斯顿公开课 - 国际座谈会课程节选

Let me give you an account of myself and let me establish the reasons why you need to go on listening to me and why you should believe my position on this or that political or ecclesiastical topic."

让我向你们介绍一下自己，然后说明,为什么你们要继续听我说以及为什么,你们要相信我的政治或宗教立场，“

耶鲁公开课 - 弥尔顿课程节选

So it's very difficult, but what I come down to is that you just have to place your energy on your breath, and every time you notice your awareness drifts to somewhere else, you have to recognize this drift and let it go.

因此这很难，但我总结的方法是,只需要把能量集中到呼吸上，每次注意力不集中,飘到别处时，要意识到意识的涣散，并放手不管。

普林斯顿公开课 - 人性课程节选

So, let's go back to the notes, and let's fill these in, seven electrons. Another way you could have known them was to look at Lewis' notes here, where if look at this box carefully you see there are seven dots around the cube, so there are his seven valence electrons.

那么，让我们回到讲义，把它们填进去，七个电子，还有另外一种方法可以知道这些,那就是看看路易斯的讲义这里，大家可以看到这个立方体周围有七个点,因此有七个价电子。

麻省理工公开课 - 化学原理课程节选

? "Could we not persuade you to let us go?"

我们无法说服你们让我们走吗“

耶鲁公开课 - 政治哲学导论课程节选

Now you can come to your own conclusions about whether that makes sense and we'll go over different dietary approaches as we go through subsequent classes If you compare ancient humans to what modern people eat, let's look at different constituents of the diet.

关于它是否合理,你们可以自己下结论,接下来让我们会,看看不同的饮食指南,让我们对比下古人和今人的饮食,首先是饮食结构的不同

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Last thing to say is why would you want to have exceptions? Well, let's go back to that case of inputting a simple little floating point.

最后要讲的是为什么有异常处理？,回到输入一个简单的小浮点数的例子,如果我期望主要是。

麻省理工公开课 - 计算机科学及编程导论课程节选

For instance, let me go ahead and open up masquerade, and I'll need Barry to help here, if you don't mind. Let me hit play.

比方，让我上前揭开面具，如果你不介意的话我需要Barry帮下忙，我玩下。

哈佛公开课 - 计算机科学课程节选

Let's say you are about to go out to a club with a bunch of friends.

假设你准备和一群朋友一起去夜店。

I'm good at 课堂 - SpeakingMax英语口语达人

Let's say that you don't get picked to go play with the soccer team

假设你没有入选足球队，

I was 课堂 - SpeakingMax英语口语达人

I have said to you, "Let my son go, that he may worship Me," yet you refuse to let him go.

我已经告诉过你，“让我的孩子离开，他要崇拜我“,但是你却不让他走。

耶鲁公开课 - 旧约导论课程节选

You can tell if you're at all experienced with it very easily, if you go--let's say to the year 900 B.C.

而如果你对此比较熟悉的话很容易看出来,如果你去--假定去公元前九百年

耶鲁公开课 - 古希腊历史简介课程节选

You are about to go off on Friday night to see these movies and let's allow some communication ahead of time.

现在你们约好了周五晚上一起看电影,你们可以先沟通一下

耶鲁公开课 - 博弈论课程节选

So let's listen to We've got two more cuts to do and then i'll let you go.

让我们再听,两个片段,然后下课

耶鲁公开课 - 聆听音乐课程节选

So let`s look what we`ll have if go to the graphic version We have the graphic version And you have all the pictures, all the beautiful graphics and links Which you probably would not be able to use if you have a vision of pyramids or were blind Actually the text is very small, too.

现在让我们看看进入图片版会看到什么,现在进入图片版,可以看到所有的图片，漂亮的图像和链接,可能戴上3D眼镜,或者是盲人的话就看不到了,但文本字号实际上太小了。

麻省理工公开课 - 媒体、教育、市场课程节选

If you're really into it and you're at MIT, maybe you want to know the wavelength of these average fastballs. So, let's go ahead and look at that.

如果你真的深入到这个问题中去,而且你在麻省理工学院，也许你会想知道这些快球的波长,所以我们继续来看这个问题。

麻省理工公开课 - 化学原理课程节选

And the last piece I want you to see here, and then I'll let you go is, notice now how that encapsulation, that binding things together has really helped me.

我想要的那么干净，最后一点要给大家讲的是，也就是下课前讲的一点，就是请注意这里是怎么封装的,也就是把东西绑定在一起。

麻省理工公开课 - 计算机科学及编程导论课程节选

So let's go to a second clicker question here and try one more. So why don't you tell me how many possible orbitals you can have in a single atom that have the following two quantum numbers?

让我们来看下一道题目,你们来告诉我,有多少个可能的轨道,含有这些量子数呢？

麻省理工公开课 - 化学原理课程节选

You might even go further, you might say modeling it is always going to miss stuff out, so let's just not bother.

你可能会更进一步说,建模的时候总会忽略一些因素,所以干脆也不要建模了

耶鲁公开课 - 博弈论课程节选

OK. In particular, let's go over to here, and let me show you a second example.

一定是个坏办法，它经常是解决问题的。

麻省理工公开课 - 计算机科学及编程导论课程节选

So that's the last music of Wolfgang Amadeus Mozart and his pupil, Suessmayr, and--not to leave you in a somber mood-- let's listen to Louis Armstrong as we go out. Okay?

那么,这就是莫札特和他的学生,苏斯迈尔一起完成的他最后的音乐,好了,别沉浸于忧郁的心情里,让我们聆听下路易斯·阿姆斯特朗的音乐,来领着我们下课吧,好吗

耶鲁公开课 - 聆听音乐课程节选

Often a good thing to start with is to put the lowest ionization energy atom in the middle, and if you don't have charge separation then go with that structure, but if you do find you have a lot of separation, such as the case in negative 2, positive 2, and minus 1, then you want to say wait a second, this is really bad in terms of formal charge, let me go ahead and see what other options I have here.

通常一开始把电离能最低的原子,放在中心位置就很好了，如果你发现电荷没有分开,那么这个结构就没问题了，但是如果你发现有很多分开的电荷，比如这种情况，有负二，正二和负一，那么你会想要说等一下，从形式电荷来看这很不好，让我去看看其它可能的选择。

麻省理工公开课 - 化学原理课程节选