和谐英语

VOA慢速英语:Report: Smoking May Permanently Damage Genetic Material(翻译)

2016-10-01来源:VOA
Words in This Story

compelling – adj. very interesting and able to hold your attention

methylation – n. the process in which certain chemicals called “methyl groups” are added to proteins, DNA and other molecules

author – n. someone who is a writer

impacts – n. effects

quit – v. stop doing something