And what we've done is submit a tool in the end of the riser to start to extract some of that flow and bring it directly to the drill ship so it never enters into the Gulf of Mexico."

VOA: standard.2010.05.17

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