名词
中文翻译：河流沉积物
同义词：
['river sediment', 'river mud']
例句：
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1.The river has been polluted by the industrial waste from the nearby factories.
附近的工厂排放的工业废水污染了这条河。
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2. The river silt is a valuable resource for agriculture.
河泥是农业的重要资源。
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3. The river silt is being used to build new roads and bridges in the area.
正在使用河泥来建设该地区的新道路和桥梁。