crop up 基本解释

突然出现

词组短语

1、crop up here and there 层出不穷

2、when problems crop up 惹事出现变故

3、begin to crop up 露出苗头

4、problems may crop up 突然出现的问题

5、to crop up 蹦出来

6、to begin to crop up 冒头

7、That crop up for air 为了氛围拔地而起为了空气拔地而起

8、crop up on 在

9、crop up one after another 此起彼伏

crop up 用法和例句

1、Keep calm when problems crop up.

遇事冷静。

2、consult your teacher when problems crop up

有事去找老师商量

3、Misprints often crop up in the papers.

报上常出现印刷错误。

4、In financial history they crop up time after time.

它们都是些深刻的原因。

5、New problems crop up after old ones are resolved.

旧的问题解决了，新的问题又产生了。

6、Gradually, all kinds of little problems begin to crop up.

渐渐地，各种各样的小问题开始出现。

7、Similar problems may crop up in our future work.

在我们的工作中, 今后还可能出现类似的问题。

8、For one thing, annoying technical glitches sometime crop up.

首先，有时发生让人烦恼得技术故障。

9、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。

10、All the chief difficulties crop up in the synthesis of the enone.

所有得主要难点都涌现在烯酮 得合成中。

重点词汇

crop n. 农作物；产量；庄稼；平头 vt. 种植；收割；修剪；剪短 vi. 收成；收获

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