We'll talk about those two different approaches as we go through the class.

接下来我们讨论,这两种不同的方法

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

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 two different kinds of strategies, one is a surgical strategy, actually removing tissue and we talked a little bit about the engineering of surgical instruments and things like - so there's a lot of Biomedical Engineering that goes into everything that happens in the operating room.

这是两种不同的方法,其中之一是通过手术,切除组织,之前我们讲过的手术器械工程学,这涉及到许多生物医学工程学原理,它已经渗透到手术室内的方方面面

耶鲁公开课 - 生物医学工程探索课程节选

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