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。
• 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。
• 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。
• It's silly to paper over the problem; it will only crop up again one day.
  把这个问题掩盖起来的作法是愚蠢的，总有一天还会暴露的。
• I put it upon myself to answer for anything that might crop up.
  我对任何可能发生的事情负责。
• 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。
• It'll be rough if several matters crop up at the same time.
  挤到一块儿就难办了。
• Misprints often crop up in the papers.
  报上常出现印刷错误。
• For one thing, annoying technical glitches sometime crop up.
  首先，有时发生让人烦恼的技术故障。
• 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。