英语词汇“tourmaline”的意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	tourmaline
释义	tourmaline 音标['tuməlin] 汉语翻译【化】电气石英语解释：名词 tourmaline: a mineral that is a complex borosilicate and hydroxide of aluminum containing iron and magnesium and calcium and lithium and sodium; it is usually black but occurs in transparent colored forms that are used as gemstones
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tourmaline