• "You know you're hoping and praying for a second chance and not really knowing what your future holds.

    VOA: standard.2010.02.26

  • Knowing what you know now, any concerns about taking the oral polio vaccine instead of getting the shot?

    依据当前结果,你对口服疫苗替代,注射疫苗有何担心吗

    耶鲁公开课 - 生物医学工程探索课程节选

  • So if we consider lithium, potassium, and sodium, they're all together in the same group on the periodic table, knowing what we do about biology we can immediately think of sodium and potassium, or even just knowing what you know about table salt, for example, that these are two elements that we find, and particularly in the ion form in very high concentrations in our body.

    我们来考虑一下锂,钾和钠,它们都在周期表中的同一族里,想要知道我们将元素周期律,用到生物学会怎么样,我们首先想到的就是钠和钾,甚至只需要知道食盐,我们发现它们是以很高浓度的离子形式,存在于我们体内的两种元素。

    麻省理工公开课 - 化学原理课程节选

  • As shown in this cartoon here, again you don't need to know the details of this, but if you're interested in knowing what's the biological bases of the genetic code this is it.

    像这个动画里画的那样,这里你也不需要了解细节,不过如果你很有兴趣想知道,遗传密码的生物学基础

    耶鲁公开课 - 生物医学工程探索课程节选

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