cop out
phrasal verb with cop verb [ T ] uk/kɒp/ us/kɑːp/ -pp-
informal
逃避，退出
to avoid doing something that you should do or that you have promised to do because you are frightened, shy, or you think it is too difficult
She copped out of the parachute jump at the last minute with some feeble excuse. 她在最后一刻找了个蹩脚的借口躲过了跳伞。