crop up

基本解释

Find a notebook, or create a document on your computer, to store any awesome ideas that crop up – you can always come back to them in the future.
找一個筆記本，或者在你的電腦上建一個文件夾，存儲那些突然出現的可怕想法——你將來也可記起。
Rather than spending a lot of energy trying to power on through these situations, focus on coming up with ways to deal with them before they crop up next time.
更確切地說，應該花費大量的精力，通過這些情況，努力去促進自己，集中精力找到辦法，下次在這些情況意外地出現前解決它們。
Incompletely thought through decisions at these phases of the product lifecycle often crop up further down the line when it comes time release and maintain the software product.
在産品開發周期的這些堦段上所做出的不完全的思考和決定，常常在産品的發佈和維護堦段突然出現。

We've never been able to get that substantiated, but it does crop up in some of the commentaries.
Experts say the new methods also increase crop production up to five times more than crops that depend on rainfall only.
The crop may not be ready for up to two years.

And they now have the luxury of time to plan for the problems that crop up.
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