名词
中文翻译:石炭纪石灰岩
同义词:
['limestone', 'limestoneslate']
例句:
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1. Theottrelite-slate is apopular material for building houses.
石炭纪石灰岩是建造房屋的流行材料。
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2.The ottrelite-slatewas used in ancient times as a buildingmaterial.
石炭纪石灰岩在古代被用作建筑材料。
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3. The ottrelite-slate has been found in manyplaces around the world.
石炭纪石灰岩在世界许多地方都有发现。