释义 |
syenite/ˈsaiənait/n. a grey crystalline rock of feldspar and hornblende with or without quartz 正长岩(主要由长石和角闪石构成的灰色晶状岩石,有些含有石英) □ syenitic /-ˈnitik/ adj.[French syénite from Latin Syenites (lapis) ‘ (stone) of Syene’ (from Greek Suēnē ‘Aswan’), a town in Egypt] |