名词
中文翻译：绊脚石
同义词：
['block', 'impediment', 'obstruction例句：1. The tripping catch on the ladder was causing problems for the workers.（梯子上的绊脚石给工人带来了问题。）']
例句：
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1. The tripping catch on the ladder was causing problems for the workers.
梯子上的绊脚石给工人带来了问题。
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2.The obstacle in the path is preventing us from reaching our destination.
路上的障碍阻止了我们到达目的地。
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3. The tripping catch made it difficult for him to climb up the stairs.
绊脚石让他难以爬上楼梯。