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

• 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。
• 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。
• Misprints often crop up in the papers.
  报上常出现印刷错误。
• It'll be rough if several matters crop up at the same time.
  挤到一块儿就难办了。
• New problems crop up after old ones are resolved.
  旧的问题解决了，新的问题又产生了。
• 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。
• It had never occurred to her that a new possibility would crop up abruptly.
  她万万没有想到会突然出现一种新的可能性。
• 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。