英语词汇“underclay limestone”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	underclay limestone
释义	underclay limestone underclay limestone [′ən·dər‚klā ′līm‚stōn] (geology) A thin, fresh-water limestone that is relatively free of fossils and is dense and nodular; found in underlying coal deposits.
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