pelycosaur
「pelycosaur」的意思
n. 盘龙
n.[古生]盘龙(下孔亚纲类似哺乳类的一种爬行动物)
「pelycosaur」的用法
pelycosaur二叠纪爬行动物，尤其是哺乳动物的祖先 - 古生物学家
「pelycosaur」的例句
Pelycosaurs were the dominant vertebrates of the Permian period.
二叠纪时期，二叠纪爬行动物是主要的脊椎动物。
Scientists study pelycosaurs to understand the evolution of mammals.
科学家研究二叠纪爬行动物以了解哺乳动物的进化。
Pelycosaurs had a diverse array of body shapes and sizes.
二叠纪爬行动物有各种各样的身体形状和大小。
These animals played a crucial role in shaping the Earth's ecosystems.
这些动物在塑造地球生态系统方面发挥了关键作用。
The discovery of new pelycosaur fossils has provided valuable insights into ancient life.
新发现的二叠纪爬行动物化石为了解古代生命提供了宝贵的见解。
Pelycosaurs were among the earliest vertebrates to develop limbs with digits.
二叠纪爬行动物是最早发展出带有手指的四肢的脊椎动物之一。
Their study helps in understanding the transition from reptiles to mammals.
他们的研究有助于理解从爬行动物到哺乳动物的过渡。
Many pelycosaurs had armored bodies, which provided protection against predators.
许多二叠纪爬行动物有装甲身体，这使它们能够抵御捕食者。
These creatures lived during a time when the Earth's climate was much warmer than today.
这些生物生活在地球气候比今天温暖得多的时代。
Their fossil record provides evidence for the long evolutionary history of mammals.
他们的化石记录为哺乳动物漫长进化历史提供了证据。