crop up片语动词KK [krɑp ʌp] /kɹɑp ʌp/发音片语动词1突然出现、意外发生、冒出来A few problems cropped up during the final stage of the project.专案最后阶段出现了一些意外的问题。2被提到、被谈起Her name kept cropping up in our conversations that week.那一周我们聊天时总会提到她的名字。用这个字练口说→