名词
中文翻译：地下流域
同义词：
['subsurface watershed', 'underground waterway例句：1. The underground watershed is crucial for the survival of the ecosystem.（地下流域对生态系统的生存至关重要。）2. The construction of the underground watershed has been a long-standing issue in the region.（地下流域的建设一直是该地区长期存在的问题。）3. The underground watershed plays a vital role in regulating the flow of water in the area.（地下流域在调节该地区水流方面起着至关重要的作用。）']
例句：
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1. The underground watershed is crucial for the survival of the ecosystem.
地下流域对生态系统的生存至关重要。
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2. The construction of the underground watershed has been a long-standing issue in the region.
地下流域的建设一直是该地区长期存在的问题。
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3. The underground watershed plays a vital role in regulating the flow of water in the area.
地下流域在调节该地区水流方面起着至关重要的作用。