英语词汇porphyroblast怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	porphyroblast
释义	porphyroblast 英/ ?p??f?r?(?)bl?st / 简明释义 n.斑状变晶专业释义 1 地球科学斑状变晶变斑晶双语例句 1 Potash feldspar porphyroblasts occur in large quantity in the granite closely related to the gold ore deposits in the Zhaoyuan-Yexian area, especially in the Guojialing porphyritic granite. 本文论述了招菜地区与金矿关系密切的花岗岩，尤其是郭家岭斑状花岗岩中，发育大量的钾长石斑晶。
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