So, not just a spectrum of viruses, but there's viruses and bacteria and parasites and other microorganisms that can cause disease.

所以,不是只有病毒,还有病毒,细菌,寄生虫,和其它各种微生物都能导致疾病

耶鲁公开课 - 生物医学工程探索课程节选

Malaria causes a million deaths per year, and schistosomiasis, which is a parasitic disease, is unfortunately a common cause of death in the world.

疟疾每年造成一百万死亡,而血吸虫病,这是一种寄生虫病,不幸的是,它是世界上很常见的死因

耶鲁公开课 - 生物医学工程探索课程节选