英语词汇“phosphatic nodule”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	phosphatic nodule
释义	phosphatic nodule phosphatic nodule [fä′sfad·ik ′naj·yül] (geology) A dark, usually black, earthy mass or pebble of variable size and shape, having a hard shiny surface and occurring in marine strata.
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