名词
中文翻译：障碍
同义词：
['block', 'obstruction']
例句：
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1. The traffic jam was caused by a large truck blocking the road.
一辆大型卡车堵塞了道路。
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2. The construction of the new bridge will create more obstacles for pedestrians.
新桥梁的建设将给行人带来更多的障碍。
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3. The company's decision to invest in renewable energy sources is a significant obstacle to their growth.
公司决定投资可再生能源是其增长的一个重大障碍。