名词中文翻译
中文翻译：煤渣
同义词：
['coal dust', 'cinder']
例句：
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1.The coal mine was filled with the smell of burning coal.
煤矿里充满了燃烧的煤炭的气味。
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2.The cinder coal was used as fuel for heating homes.
煤渣被用作取暖的家庭燃料。
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3. The cinder coal was collected from the mine and sold to factories.
从矿井收集的煤渣被卖给工厂。