名词
中文翻译：岩溶排水沟
同义词：
['rock-cut drain', 'rock-fill drainage system']
例句：
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1.The engineer designed a rockfill drain to control the flow of water from the mountain.
工程师设计了一个岩溶排水沟来控制山中水流。
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2.The rockfill drain was crucial for preventing soil erosion in the area.
岩溶排水沟对于防止该地区土壤侵蚀至关重要。
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3. The construction of the rockfill drain required careful planning and execution.
建造岩溶排水沟需要仔细规划和执行。