《二叠》是宋代诗人刘克庄创作的一组七言绝句。
二叠纪 [地质] Permian ; [地质] permian period ; Dyas
二叠系 [地质] Permian System
石炭二叠纪 [地质] Permo-carboniferous period
二叠纪物种灭绝 The Permian extinction
石炭二叠系 [地质] Permo-carboniferous system ; Carboniferous-Permian
二叠纪盆地 Permian Basin
晚二叠世 Lopingian ; Tatarian
下二叠统 Lower Permian ; [地质] Lower Permian Series
二叠纪的 Permian
早二叠世 [地质] Early Permian Epoch ; the early permian
保罗·维格纳尔和其他人发现了在二叠纪末期海洋化石沉积达到多样性高峰的地点。
Paul Wignall and others have found sites where marine fossil deposits reached a peak of diversity at the very end of the Permian period.
杨说，冰川作用在地球的整个发展历史中都有发生，有证据表明它发生在二叠纪末期。
Glaciation, Young claims, has occurred throughout Earth's history, and there is evidence that it occurred toward the end off the Permian period.
随着二叠纪生命形式的衰退，它们达到了一个致命的临界点，物种最终走向了大灭绝。
As Permian life-forms declined, they reached a fatal threshold and species succumbed to mass extinction.
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