Here is an example that shows some very, very metallic elements, groups one and two, and some non-metallic elements over here, five, six and seven.

举个例子,这个例子表明金属元素，第一族和第二族，与一些非金属元素,在这里，第五族，第六族，和第七族。

麻省理工公开课 - 固态化学导论课程节选

So listen to a good example of non-imitative texture, polyphonic texture.

好好听这个,非模仿式织体,复音织体

耶鲁公开课 - 聆听音乐课程节选

What is inescapable is farmers are a sociological category of people, different from non-farmers in all kinds of critical ways, and it is just an example of how this whole business has disappeared.

不可否认的是,农业人口是一种社会学对人口的分类,和非农业人口是完全不同的,这只不过是,整个产业走向消亡的一个例子罢了

耶鲁公开课 - 古希腊历史简介课程节选

For example, nowhere in the world would people consider eating a rock, because a rock is non-food across all cultures; but aside from that, there's great variability and so social construction part of this is very important.

举例来说,世界上没有哪里的人会想吃石头,因为不管在哪种文化中,石头都不能当做食物,但是除此之外,各地的食物丰富而多样,所以社会意识是非常重要的一部分

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

We're going to talk about this kind of non-covalent interaction more when we talk about the immune system, because one example of ligand and receptors that's important in the immune system are antigens - foreign molecules, and antibodies - molecules that we produce.

当我们讲到免疫系统的时候,会更详细地谈到这种非共价化合反应,因为在免疫系统中,一个重要的配体受体结合反应,就是抗原,即外源分子,与抗体,这个人体自身产生的分子结合

耶鲁公开课 - 生物医学工程探索课程节选