He says the complex nature of the climate systems across Asia makes monsoons hard to predict.

VOA: special.2010.05.25

That's really a complex systems problem, the kind of problems that engineers are very good at dealing with.

这真是复杂的系统性问题,解决这类问题,恰恰是生物医学工程的拿手好戏

耶鲁公开课 - 生物医学工程探索课程节选

We saw the Schr?dinger equation for atomic hydrogen, but you can write it for more complex systems.

我们看过原子氢的薛定谔方程，但其实我们能把他用在更复杂的体系。

麻省理工公开课 - 固态化学导论课程节选

And you can use it to debug other complex systems. So for example, a laboratory experience.

你会发现这是一个通用的技能,你可以用它来调试。

麻省理工公开课 - 计算机科学及编程导论课程节选

If you go on to study more about immunology, which I know most of you will, you will recognize that I'm-- this is just the simplest level of one of the most complex systems within our body.

当你们更加深入了解免疫学时,我知道大多数人会的,你们将会意识到,我现在只是对免疫系统,这一人体内最复杂的系统做最基础的介绍

耶鲁公开课 - 生物医学工程探索课程节选