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Near the end of Devonian times, thirty percent of all animal life vanished.在泥盆纪末期,30%的动物物种都灭绝了。The contact relationship between Silurian and Devonian is parallel unconformity.泥盆系与志留系之间为平行不整合接触.Blooming of Bacteria and Al...
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Devonian的音标:Devonian的英式发音音标为:[de'vəuniən]Devonian的美式发音音标为:[dɪ'voniən]...
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The Ellsworth basin lay between the epicontinental basin and the marginal magmatic arc during the Devonian.除了上述两个沉积盆地外,在罗斯海两边却出露了火山岩,说明该地当时处于俯冲带附近的火山弧中.Blooming of Bacteria and Algae: Possible Killer of Devonian Frasnian...