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

• New problems crop up after old ones are resolved.
  旧的问题解决了，新的问题又产生了。
• 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。
• 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。
• 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？
• 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。
• 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。
• 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。
• Some of the best opportunities will crop up if you keep an open mind.
  如果你保持思想开放，会有一些非常好的机遇。
• 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。
• I can come now, unless any other problems crop up.
  我现在能来，除非又突然冒出什么别的问题。