英语词汇“cave pearl”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	cave pearl
释义	cave pearl cave pearl [′kāv ‚pərl] (geology) A small, smooth, rounded concretion of calcite or aragonite, formed by concentric precipitation about a nucleus and usually found in limestone caves.
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