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	WordReference Random House Unabridged Dictionary of American English © 2024 ul•tra•ba•sic (ul′trə bā′sik),USA pronunciation adj. Geology, Rocks(of rocks) containing iron and magnesium, with little or no silica. `Also, ultramafic.` ultra- + basic 1890–95
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