名词中文翻译
中文翻译:黑色页岩
同义词:
['black shale', 'black coal']
例句:
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1.The black lignite is a valuable resource for the local economy.
黑色页岩是当地经济的重要资源。
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2. The black lignite mine is one of the largest in the region.
黑色页岩矿是该地区最大的之一。
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3. The black lignite has been used for centuries as a fuel source.
黑色页岩自古以来就被用作燃料来源。