So, just an introduction to the classes of potential foreign invaders that our immune system tries to defend us against.

所以 我只是简单介绍几类,免疫系统试图抵御的潜在外来侵略者

耶鲁公开课 - 生物医学工程探索课程节选

Now, I recognize-- well you should recognize that this is a very simplified view of a highly complex network of interactions that takes place.

我认为,你们应当了解,这只是对一个高度复杂,协同运作的网状工作系统的简单介绍

耶鲁公开课 - 生物医学工程探索课程节选

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