VOA慢速英语:Which Came First -- the Chicken or the Egg?

tease – v. to laugh at and criticize (someone) in a way that is either friendly and playful or cruel and unkind

gruesome – adj. causing horror or disgust : extremely disturbing

florist – n. a person who sells or grows for sale flowers and ornamental plants

backfire – v. to have the reverse of the desired or expected effect their plans backfired

rocking out – phrasal verb to play music in a loud or energetic way < The band rocks out on their new album. >