Hargreaves and his team are already in the process of developing two classes of drugs that do just that.

VOA: standard.2010.05.04

There are two classes, two broad classes of drug sort of type ligands that are defined, agonists and antagonists.

这样的配体药物有两类,目前已经明确的配体药物大体上分为两种,分别是激动剂和拮抗剂

耶鲁公开课 - 生物医学工程探索课程节选

So we have like, I'm course 2. And my classes are, you know, two double o one (2001)

比如说，我的专业是课程2，我的课是001（2001），

社团小组信息 - 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

I said this sentence in one of the first two classes, 'all cells are the same', and you know that's true.

我曾在头两节课的哪里讲过,所有细胞都是一样的,你们知道的

耶鲁公开课 - 生物医学工程探索课程节选

Students take full loads of classes, including two or three summers.

VOA: special.2009.07.23

Machiavelli uses these two psychological and even in some ways quasi-medical terms, humors, to designate two classes of people on which every society is based.

马基雅维利运用这两个心理学上的,甚至某种程度上准医学的术语，人民特质，来界定两种不同阶级的人,每个社会都以此为基础。

耶鲁公开课 - 政治哲学导论课程节选

There are basically two classes of testing.

基本上来说测试分为两种。

麻省理工公开课 - 计算机科学及编程导论课程节选

Do you have to see them for two classes?

需要看两节课吗？

耶鲁公开课 - 心理学导论课程节选

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

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

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

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

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

There are two general classes of molecules that are produced by the endocrine system.

内分泌系统产生的分子通常有两类

耶鲁公开课 - 生物医学工程探索课程节选

Let me show you one more class, though about-- sorry, let me show you two more classes of algorithms. Let's look at the next one g- and there's a bug in your handout, it should be g of n and m, I apologize for that, I changed it partway through and didn't catch it.

请大家看，额,在你们的课堂材料中有个错误,应该是g，很抱歉-,我改了一部分这个错误但是没看到这里的，好，这儿的增长率，有人想猜猜么？

麻省理工公开课 - 计算机科学及编程导论课程节选