名词中文翻译
中文翻译：障碍
同义词：
['blockade', 'obstruction例句：1. The dam was a major obstacle to navigation.（大坝是导航的主要障碍。）']
例句：
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1. The dam was a major obstacle to navigation.
大坝是导航的主要障碍。
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2.The road was blocked by a large tree.
道路被一棵大树阻挡了。
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3.The project was hampered by lack of funding.
该项目因资金不足而受阻。