crop up phrasal verbphr v a) HAPPENif a problem crops up, it happens or appears suddenly and in an unexpected way 〔问题〕突然冒出来 SYN arise
b) HAPPENif something such as a name or a subject crops up, it appears in something you read or hear 〔名字或话题〕突然被提到 SYN come up Your name kept cropping up in conversation. 你的名字在谈话中不断被提到。
crop up• You have to learn to deal with difficult situations when they crop up.• If anything crops up, give me a call.• A couple of problems cropped up while you were away.
→ crop up at crop2(1)