We know it has to big anyway, since we can extract heat from it without changing the temperature.

我们知道它必须很大，因为我们得从中提取热量,但不改变它的温度。

麻省理工公开课 - 热力学与动力学课程节选

He thinks about examples, he surveys examples and tries to extract a kind of metaphysical principle from this.

他思考一些例子，调查研究它们,试图从中提取一种,哲学原理。

耶鲁公开课 - 死亡课程节选

All states centralized, became larger and centralized their ability to extract resources from their population.

所有中央集权化制的国家,会变得更大,并集中所有能力,对人民敲骨吸髓

耶鲁公开课 - 1871年后的法国课程节选

Because it's identified with the Spanish empire, with Spain, which not only wanted to extract taxes and to extract taxes and other revenue from its most prosperous province, but wanted to force people to remain Catholic.

因为天主教是与西班牙帝国联系在一起的,西班牙不仅从这个最富有的省份,榨取税收和其他收入,还想强迫人民保持天主教信仰

耶鲁公开课 - 欧洲文明课程节选

The main goal of the respiratory system is to bring fresh in so that you can extract oxygen from it, and blow used air out so that you can rid of carbon dioxide which is the end product of carbon metabolism inside our bodies.

呼吸系统的主要功能是,吸入新鲜空气,以便获得空气中的氧气,呼出废气,以便排出二氧化碳,二氧化碳是人体内碳代谢的终产物

耶鲁公开课 - 生物医学工程探索课程节选

So in the first week we run a section called from strawberries to gene therapy where we talk about DNA, extract DNA, you can play with the DNA of an organism and we can think about how to use DNA for other purposes.

第一周组会的主题是从草莓到基因疗法,主要讨论DNA和DNA的提取,使你们对有机组织的DNA有直观的认识,并思考DNA的其它应用

耶鲁公开课 - 生物医学工程探索课程节选