名词
中文翻译：古生代石灰石
同义词：
['calcareous', 'limestone', 'limestone rock']
例句：
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1.The ancient marine life lived in the deep sea, where they ate caryopilite for food.
古代海洋生物生活在深海中，它们以古生代石灰石为食。
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2. Caryopilite is a fossilized shell found on Earth that has been around for over 3.5 billion years.
古生代石灰石是一种在地球上发现的石化贝壳，已经存在了超过35亿年。
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3. The discovery of this rare mineral could revolutionize the way we understand the geological history of our planet.
这种稀有矿物的发现可能会改变我们对地球地质历史的理解方式。