I'm using it just to make the point, which you already know about; that the nervous system is complex in it performs a complex set of functions.

我想通过这张图片阐述一些,你们已经知道的知识,即神经系统是一个,功能复杂的复合体

耶鲁公开课 - 生物医学工程探索课程节选

As time goes on, we've developed ever more complex machines to study people and we've talked about some of these already: EKG machines, so an example of an electrical device that can be used to monitor a very elaborate function deep inside your body, the beating of your heart and the rhythm of your heart.

如今,我们已经有功能更加复杂的设备,来研究人类,比如之前说到的心电图,我们使用电子装置,对身体内部机能进行精确地监控,具体到心电图就是心跳和心率

耶鲁公开课 - 生物医学工程探索课程节选