名词中文翻译
中文翻译：地层
同义词：
['stratum', 'stratum', 'layer']
例句：
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1.The geologist is studying the layers of rock in the area.
地质学家正在研究该地区岩石的层次。
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2. The archaeologists found a layer of human bones dating back thousands of years.
考古学家发现了一层人类骨骼，可以追溯到几千年前。
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3.The scientist conducted experiments to determine the distribution of minerals in different layers of the earth's crust.
科学家进行了实验，以确定地球地壳不同层次中的矿物质分布情况。