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单词 elvan
释义

elvan

/ˈelvən/
noun
mass noun
Geology hard intrusive igneous rock found in Cornwall, typically quartz porphyry
【地质】淡英斑岩。
词源
early 18th cent.: perhaps via Cornish from Welsh elfen 'element'.
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更新时间:2025/2/14 17:36:21