crop up

arisehappen unexpectedlybe mentioned 被提到;突然出现

Some difficult questions cropped up at this point.这时出现了一些难题。

The committee may be recalled before the appointed date if any urgent business crops up.如果出现紧急事宜,委员会可以在预定的日期之前召开会议。

The subject cropped up in the course of conversation.谈话时无意中说到了这个题目。

His name kept cropping up in the newspaper.报上不断提到他的名字。


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