Schistomiosis, which is a worm that lives in river waters, causes terrible diseases that are still prevalent in many parts of the world.

血吸虫,是一种生存在河水中的蠕虫,可以引起严重疾病,并仍在世界上众多地区广泛流行

耶鲁公开课 - 生物医学工程探索课程节选

Parasitic organisms like protozoa and worms which are - which can cause terrible diseases.

而某些寄生生物,如原生动物和蠕虫,可以引起严重疾病

耶鲁公开课 - 生物医学工程探索课程节选

That little J shaped curve is explained primarily by cigarette smoking because that keeps weight down in people, it also makes people sick so that their weight gets low because of that, and it explains the high rates of the disease risk there.

这个小J形曲线主要是由吸烟引起的,因为吸烟一方面能让体重降低,另一方面也引起疾病,疾病让人们的体重下降,这也解释了这里的高患病风险

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Usually this is a disease that's caused by a defect in a single gene.

通常在疾病是由,单基因缺陷引起时才可行

耶鲁公开课 - 生物医学工程探索课程节选