名词
中文翻译：石炭纪的
同义词：
['marine', 'terrestrial', 'marine fossiliferous']
例句：
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1. The stalactitic rocks are famous for their unique textures.
这些石炭纪岩石以其独特的纹理而闻名。
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2. The discovery of a stalactitic fossil in the cave has sparked excitement among paleontologists.
在洞穴中发现的石炭纪化石引起了古生物学家的兴奋。
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3. The stalactitic sedimentary rock is a valuable resource for studying ancient life.
这种石炭纪沉积岩是研究古代生命的重要资源。