名词
中文翻译：钙石
同义词：
['limestone', 'calcite例句：1. The limestone quarry is located in the mountains.（石灰石采石场位于山区。）']
例句：
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1. The limestone quarry is located in the mountains.
石灰石采石场位于山区。
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2.The calcium carbonate in the seawater is a key component of marine life.
海水中的碳酸钙是海洋生物的关键成分。
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3.The limestone formations are visible from the surface.
从表面可以看到石灰岩层。