VOA慢速英语:Tanzanian Rats Help in Identifying Tuberculosis(翻译)

diagnose – v. to recognize (a disease, illness, etc.) by examining someone

germs – n. a very small living thing that causes disease

saliva – n. the liquid produced in your mouth that keeps your mouth moist and makes it easier to swallow food

sample – n. a small amount of something that gives you information about the thing it was taken from