1. 释义：an unexpected difficulty, obstacle, delay, etc.
2. 理解：hitch可做名词、动词，做名词表示“故障、障碍”，当我们想表示slight/little problem时，就可用hitch简洁表述，有时也可用hitch替换obstacle、hinderance。
without a hitch, 非常顺利。
adj.+hitch: technical/legal/slight/minor/major
与hitch意思相近的表达：glitch/hiccup/snag/blip
3. 应用：
1）翻译：周杰伦在北京顺利举行了一次演唱会。
Jay Chou's concert in Beijing was held without a hitch.（参考翻译：Jay Chou's concert was held in Beijing without a hitch./Jay Chou's concert in Beijing went off without a hitch.)
2) 造句：
There was a slight legal hitch which led to the termination of contract.(一个法律问题导致了合同的终止。）
