英语词汇“reef rock”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	reef rock
释义	reef rock reef rock [′rēf ‚räk] (petrology) A hard, unstratified rock composed of sand, shale, and the calcareous remains of sedentary organisms, cemented by calcium carbonate.
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