名词
中文翻译：松散沉积物
同义词：
['loose rock', 'loose soil', 'loose sand']
例句：
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1.The river is filled with loose sediment from the construction site.
这条河里充满了来自工地的松散沉积物。
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2. The engineer carefully removed the loose sediment before starting the excavation.
工程师在开始挖掘之前小心翼翼地移除了松散的沉积物。
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3. The loose sediment could be washed away by the rainwater.
松散的沉积物可以被雨水冲走。