crop up

英 [krɒp ʌp]

美 [krɑːp ʌp]

（常指出其不意地）出现，发生

柯林斯词典

• PHRASAL VERB (常指出其不意地)出现，发生
  If somethingcrops up, it appears or happens, usually unexpectedly.
  1. His name has cropped up at every selection meeting this season...
     他的名字突然出现在这一季所有选举会议上。
  2. Problems will crop up and hit you before you are ready.
     你还未准备好，问题就会突然出现并打击你。

英英释义

verb

• appear suddenly or unexpectedly
  1. The farm popped into view as we turned the corner
  2. He suddenly popped up out of nowhere
  Synonym:pop uppop

双语例句

• The Autumn Report also touched upon the serious economic problems that would crop up.
  秋季报告也没有回避可能出现的严重经济问题。
• Weeds always crop up in the fields.
  地里总是长出杂草来。
• Mistakes must be criticized and poisonous weeds fought wherever they crop up.
  有错误就得批判，有毒草就得进行斗争。
• Misprints often crop up in the papers.
  报上常出现印刷错误。
• In fact, problems with the names used in international automobile promotions seem to crop up frequently.
  事实上，在国际性汽车销售活动中，经常出问题的就是品牌名称。
• Problems will always crop up during the reform process, and adjustments will be made to solve them.
  改革总会出现一些问题，有了问题就要进行调整。
• The researchers said the differences in performance crop up long before the tall people enter the job force.
  而研究人员称，这些差别早在他们开始工作前就显现出来了。
• And what happens when security issues do crop up in open source?
  当在开放源码中突然出现安全性问题时，会发生什么呢？
• It'll be rough if several matters crop up at the same time.
  挤到一块儿就难办了。
• Problems will crop up and hit you before you are ready.
  你还未准备好，问题就会突然出现并打击你。