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

单词	pinnoite
释义	pin·no·ite \ˈpinəˌwīt\ noun (-s) Etymology: German pinnoit, from Pinno, 19th century German mining official + German -it -ite : a hydrous magnesium borate Mg(BO₂)₂.3H₂O usually occurring in yellow nodular masses with a radiating fibrous structure (hardness 3-4, specific gravity 2.3)
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