英语词汇“middle devonian”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	middle devonian
释义	Middle Devonian Middle Devonian [′mid·əl di′vō·nē·ən] (geology) The geologic epoch occurring between the Upper and Lower Devonian, beginning approximately 385,000,000 years ago.
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Middle Devonian