英语词汇“lower 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	lower devonian
释义	Lower Devonian Lower Devonian [′lō·ər də′vō·nē·ən] (geology) The earliest epoch of the Devonian period of geologic time, extending from about 400- to 385,000,000 years ago.
随便看	pddu pdduiph pddv pdd/vdd pddwo p.d.e. pd&e pde pde10a pde11a pde11a1 pde11a2 pde11a3 pde1a pde1b pde1b1 pde1c pde21 pde2a pde2a1 pde32 pde3a pde3b pde4 pde43

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Lower Devonian