VOA慢速英语:Folk to Rock: When Dylan Went Electric

boo – v. to make a sound that shows dislike or disapproval of a performance or action by someone

genre – n. a particular type or category of literature or art

mainstream – adj. largely acceptable and widespread

trend – n. a general direction of change: a way of behaving, proceeding, etc. that is developing and becoming more common

confrontation – n. a situation in which people, groups, etc., fight, oppose, or challenge each other in an angry way

rupture – n. a break, opening or area of damage

emerge – v. to rise or appear from a hidden or unknown place or condition: to come out into view