英语词汇“ultrabasic”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	ultrabasic
释义	ultrabasic /ul'treuh bay"sik/, adj. (of rocks) containing iron and magnesium, with little or no silica. Also, ultramafic. [1890-95; ULTRA- + BASIC]
随便看	Obregón Obrenovic Obrenovich obreption O'Brien potatoes OBrit obrogation obs. obscene obscenity obscurant obscurantism obscuration obscure obscurity obsecrate obsequence obsequent stream obsequious obsequy observable observance observant observation observational

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