VOA慢速英语:新冠病毒患者在医疗系统崩溃时谁能获救？

guidelines - n. rules or instructions that tell how something should be done

exclude - n. to leave out something

factor - n. something that helps produce or influence a result

capacity - n. the ability to do something

bioethics - n. the ethics of medical and biological research

resident - n. someone who lives in a particular place

transplant - n. a medical operation in which an organ is put in the body of a person