VOA慢速英语:Common Bacteria May Control Disease-Carrying Insects

parasite – n. an organism that feeds on or lives in an organism

relevant – adj. relating to a subject in an appropriate way

sterile – adj. not able to produce children, young animals, etc.

offspring – n. the young of an animal or plant

breed – v. to produce young animals, birds or insects; to produce offspring by sexual reproduction

fake – adj. of or related to something made to seem other than it really is