小问题 hitch

1. 释义：an unexpected difficulty, obstacle, delay, etc. 

2. 同义替换：  obstacle, hinderance

3. 例句：

A slight hitch can lead to a deadly disaster.   

差之毫厘，谬以千里。

The plan was executed without a hitch.  

我们顺利完成了计划。

There was a slight technical hitch which delayed the plane’s take-off. 

一个小小的技术故障耽误了飞机的起飞。 

4. 造句：

周杰伦在北京顺利举办了一场演唱会。 

Jay Chou's concert  was held in Beijing without a hitch. 

尽管出现了一些小小的技术故障，演唱会还是很成功。

Despite some technical hitches, the concert was wonderful.