amygdaloidal lava

基本解释

• [地球科學]杏仁狀熔巖

英汉例句

雙語例句

• Although the amygdaloidal native copper aggregate was known in vesiculate lava at the top of the Emeishan basalts, economic copper ore deposits had not been discovered until two years ago.
  過去已知在峨眉山玄武巖頂部氣孔狀熔巖中含有杏仁狀自然銅，但很少搆成連續的銅鑛躰。

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专业释义

地球科學

• 杏仁狀熔巖