Humoral comes from the term humours and it used to be that we thought about disease as being caused by the balance of humours in our blood.

体液一词来源于体液学说,过去认为疾病的产生,与血中的体液平衡有关

耶鲁公开课 - 生物医学工程探索课程节选

So one way to do this might be to - if you're trying to treat a heart that has disease and usually it's disease in one of the coronary vessels or the blood vessels that serve the heart, that provide blood to the heart.

其中一种方法可以是--,比如你想治疗患病的心脏,病变通常发生在冠状动脉,冠状动脉为心脏服务,为心脏供血的

耶鲁公开课 - 生物医学工程探索课程节选