名词
中文翻译:火山灰
同义词:
['pyroxene', 'feldspar']
例句:
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1.The dacite formation is a unique feature of the region's geology.
这种火山灰形成是该地区地质的独特特征。
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2.The dacite layer is rich in minerals and has been used for building materials.
这种火山灰层富含矿物,已被用于建筑材料。
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3.The dacite deposit was discovered during an archaeological excavation.
在一次考古挖掘中发现了这种火山灰矿藏。