ferridravite的音标：ferridravite的英式发音音标为：[fɜ':ɪdrɑ:vaɪt]ferridravite的美式发音音标为：[fɜ'ɪdrɑvaɪt]...

n.镁电气石...

高铁镁电气石...

dravite的音标：dravite的英式发音音标为：['drɑ:vaɪt]dravite的美式发音音标为：['drɑvaɪt]...