There are two possible ways of reacting to this, one positive and one negative.

对此可以有两种应对方法，一个积极的一个消极的。

耶鲁公开课 - 文学理论导论课程节选

So, usually there are two different methods, when you are doing your homework at UCLA.

其实，在UCLA做作业的时候通常有两种方法。

学习和交际都重要 - SpeakingMax英语口语达人

There's, roughly speaking, two ways to do a class, especially an introductory class like this.

简单的说，讲课有两种方法，特别是像这种引论课。

耶鲁公开课 - 死亡课程节选

You can deal with a vector in one of two ways.

你有两种方法来表示矢量

耶鲁公开课 - 基础物理课程节选

The reason is because there are two different approaches to deal with illness: one,the positive psychological approach is that the illness is the absence of health, as opposed to health is the absence of illness.

究其原因，是因为有两种不同的方法,对付疾病，一是积极心理学方法,它指的是，疾病相当于不健康，相对地，健康等于没疾病。

哈佛公开课 - 幸福课课程节选

So, these are two different definitions of how to think about atomic radius, but really what you find when these are measured is they come up with almost the identical values, so there are tables, you can look up of atomic radii and see these values, and you can trust them that, they work for both this definition and for this definition here, in most cases.

这就是,关于原子半径的两种不同的定义，但实际上你会发现按照这两种方法,测量出的值是相等的，因此有很多关于原子半径的表格，你可以通过查阅它找到这些值，你可以相信这些值，它们对于这两种定义都是适用的，在大多数情况下。

麻省理工公开课 - 化学原理课程节选