名词
中文翻译：碳质沉积物
同义词：
['carbonaceous material', 'carbonaceous rock例句：1. The geologist found evidence of ancient carboniferous deposits in the region.（地质学家在该地区发现了古代碳质沉积物的证据。）']
例句：
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1. The geologist found evidence of ancient carboniferous deposits in the region.
地质学家在该地区发现了古代碳质沉积物的证据。
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2.The coal mine is located in a region rich in carboniferous material.
煤矿位于富含碳质沉积物的地区。
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3.The carboniferous layer was formed millions of years ago and has been preserved for thousands of years.
碳质层数百万年前形成，已保存了数千年。