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

• A different example where accuracy is lost will crop up unexpectedly.
  损失精度的另一个例子会意外地出现。
• 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。
• As china changes, many problems are solved and new ones crop up.
  中国社会的变化，使得许多问题得到了解决，同时也产生了一些问题。
• Misprints often crop up in the papers.
  报上常出现印刷错误。
• Identifying potential obstacles ahead of time is a great way to be prepared when they crop up.
  提前设想潜在的障碍能够使你在困难真正出现的时候做好准备。
• Of course new problems will crop up and have to be tackled.
  当然也还有新问题，还需要继续解决。
• They are pressing forward with their work in spite of the difficulties that crop up from time to time.
  尽管不时发生困难，他们还是坚持工作。
• In summary, if we continue to ignore the above-mentioned issue, more problems will crop up.
  总之，如果我们继续忽视上述问题，会有更多问题出现。
• 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。
• 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。