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anorthosite的音標(biāo)：anorthosite的英式發(fā)音音標(biāo)為：[?'n?:θ?s?t]anorthosite的美式發(fā)音音標(biāo)為：[?'n?θ?s?t]...

Seams in the anorthosite series are only intermittently exposed.斜長巖組中的礦層僅斷續(xù)出露....

n.鈣長石（一種粒狀火成巖），斜長巖...