名词
中文翻译：堤防拓宽
同义词：
['levee expansion', 'dike widening']
例句：
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1. Thegovernment has decided to widen thelevee to prevent flooding.
政府决定拓宽堤防以防止洪水。
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2. The construction of the newdike is expected to widen theriver channel.
新堤的建设预计将拓宽河流通道。
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3.The levee was widened toaccommodate the growing population.
堤防被拓宽以适应不断增长的人口。