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De·vo·ni·an AHD[dĭ-vōʹnē-ən] D.J.[dɪˈvəʊniːən]K.K.[dɪˈvoniən]adj.（形容词）- Of, belonging to, or designating the geologic time, system of rocks, or sedimentary deposits of the fourth period of the Paleozoic Era, after the Silurian and before the Mississippian or Carboniferous Period, and characterized by the appearance of forests and amphibians. See table at geologic time 泥盆纪的：归入古生代第四纪的地质时期的岩石系统或沉积矿床泥盆纪。处于志留记之后，密西西比纪或石炭纪之前，森林和两栖类的出现是其特征 参见 geologic time
n.（名词）- The Devonian Period or its system of deposits.泥盆纪（系）或泥盆纪（系）的沉积矿系体系
- After Devon , a county of southwest England 源自 德文 ，英格兰西南一村庄
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