In addition, if we compare this to the diameter of an atom, which is on the order of somewhere between one and ten angstroms, now we're seeing that, in fact, this wavelength is significantly larger than its environment.

另外，如果我们把它,与原子的直径相比，原子直径近似1到10埃米之间,我们现在来看看，事实上，这个波长比它所处的环境大很多。

麻省理工公开课 - 化学原理课程节选

This is the kind of surveillance that's needed to really make an impact and this is why-- one of the other ways where engineering approaches are needed in order to solve medical problems like this one.

这是一种必需,起到一定作用及,影响的监测观察,并且这就是,这也是在解决类似这种医学问题时,必须采取工程方法的原因

耶鲁公开课 - 生物医学工程探索课程节选

The only thing I need to say in order to distinguish this particular part of the chemistry of a DNA or an RNA molecule is to say 'it's DNA or its RNA', and 'what the base is'.

想要区别DNA和RNA,这两种化学结构不同的核酸的话,我只要说明它是DNA还是RNA,它的碱基是什么就够了

耶鲁公开课 - 生物医学工程探索课程节选