And they appear to zoom in on classes of language.

VOA: standard.2010.05.05

On one level, there are things like companies that have two . different classes of stock that are economically identical.

一方面，我们有这样的例子，有的公司拥有两种,不同类别的股票，他们在经济意义上是相同的。

耶鲁公开课 - 金融市场课程节选

This was even longer than that. But also I would have to write this thing for one of the classes,

去年那段时间比高中的学习时间还长。而且我们还要写一些东西，

耶鲁的忙碌生活 - SpeakingMax英语口语达人

In eighteen sixty, at the age of seventeen, Mary began classes at the Pennsylvania Academy of the Fine Arts.

VOA: special.2009.07.12

So in fact, over the next thirty or forty minutes we're going to show you a set of examples of sort of canonical algorithms, and the different classes of complexity.

在接下来的三四十分钟里面,我们将要讲一系列的,权威算法，以及不同种类的复杂度问题。

麻省理工公开课 - 计算机科学及编程导论课程节选

"You cannot choose your own classes. And you don't have the right to drop out of one of them."

VOA: special.2009.11.05

To give you all the detail, there's two classes of bases that appear here.

为了尽量讲的详细,这里出现的碱基有两种类型

耶鲁公开课 - 生物医学工程探索课程节选

In some classes, only Spanish is spoken, even during the Pledge of Allegiance -- a morning tradition for American schoolchildren.

VOA: special.2010.06.17

It recognizes that the risks that a bank faces are very complex and that they are not summarized by just the classes of borrowers that were defined in Basel I.

它指出一个银行所面对的风险是非常复杂的,第一次巴塞尔协议定义的借款人风险等级,无法概括全部的风险

耶鲁公开课 - 金融市场课程节选

Students who volunteer will take board examination classes similar to those found in other parts of the world.

VOA: special.2010.02.25

I remember walking around the square during mu lunch hour, walking faster and faster trying to get around, four or five different classes of kids, all of whom were verbally abusive to me, and feeling there was no place that I belong there was no place that I felt connected to other kids.

我记得我在广场周围走着,那会儿正是午餐时间，我越走越快,想翘过接下来的四五个不同的班级,班上的孩子都对我恶言相向过，我觉得自己无处可去,我找不到自己和其他孩子相联系的地方。

麻省理工公开课 - 媒体、教育、市场课程节选

Today we tell you about one of the few prisons in America that offer college-level classes: San Quentin State Prison in California.

VOA: special.2011.07.07

How we are seen by others is a crucial cardinal part of Hobbes' moral psychology and each of us, he says, contain. These do not simply represent two classes of individuals, two classes of persons.

别人怎么看我们是霍布斯,道德心理学中重要的中心内容，他说我们每个人心中都有这两种情绪,这不仅代表了两个阶层的个体，两个阶层的人。

耶鲁公开课 - 政治哲学导论课程节选

One of his former students,Jeffrey Schwarz, helped remake the basement to use for pottery-making classes for the community.

VOA: special.2009.06.22

I've been teaching this stuff for twenty years, and I tend to find two basic kinds of students who shop my classes for the New Testament Introduction course.

这门课我上了20年，发现所有参加新约导论的学生,大致可归为两类。

耶鲁公开课 - 新约课程节选

The first lady said the plan also includes increasing the number of high school students who take part in physical education classes.

VOA: special.2010.06.07

Now we'll talk about each of these in class, some today and some in subsequent classes.

我们会在课堂上逐一讨论,今天会讲到,有一些会在以后的课讲到

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

To reduce costs, you might look into online classes or a foreign campus of an American school.

VOA: special.2009.07.16

But some of our students come as far away as South Korea and New Zealand every month to be part of the positive psychology classes.

但我们的一些学生,每月从南韩和新西兰赶来,参加积极心理学课程。

哈佛公开课 - 幸福课课程节选

Last week,we discussed a new study of injuries in physical education classes in American schools.

VOA: special.2009.08.13

Two-thirds of the white South remained in those classes we've come to call the yeoman farmers, the poor whites, or the sand hill farmers, as they were sometimes called.

三分之二的白人家庭属于这个阶级,我们称他们是约曼农民,贫穷的白人,或者没有地的农民

耶鲁公开课 - 美国内战与重建课程节选

"In Austria,it's more like you have all classes together with the same group of people.

VOA: special.2009.11.05

I think it's really the best class I'm taking or the best series of classes I've taken at Princeton,

我认为这门课是我在普林斯顿上过的最好的课程，

与教授的面谈 - SpeakingMax英语口语达人

For example, she says a group of students who met in her classes now get together two times a week to talk and to bead.

VOA: special.2009.05.18

If it weren't for the New Critics, none of you probably would have been able to sit patiently through any of your middle or high school English classes.

不过我现在要说的是，如果没有新批评派，在座的同学之中没有人,能耐着性子坐在教室里,听中学语文课。

耶鲁公开课 - 文学理论导论课程节选

He spoke on the first day of classes at a high school in Virginia.

VOA: special.2009.09.10

I wanna go over the style of the classes, the evaluation the readings and so on.

首先我会向大家展示,本门课程的安排与考核,以及会涉及书目等等

耶鲁公开课 - 心理学导论课程节选

The inside of Ganado High School is busy with children hurrying to classes.

VOA: special.2011.07.01

He was a couple of classes ahead of me at the Eastman School of Music.

他在我前面的班上,在伊曼音乐学院

耶鲁公开课 - 聆听音乐课程节选

Some of the other classes perhaps do this.

有些课会这样做。

麻省理工公开课 - 固态化学导论课程节选