英语单词分类 轻松记单词

permian

permian基本解释

adj.二叠纪的;二叠系的

n.二叠纪

permian同义词

  • Permian period二迭纪

permian相关例句

用作形容词(adj.)
  • Permian bioclastic limestone and bioherm are the most favorable reservoirs.
    二叠系生屑灰岩和生物礁为最有利的储层。
  • The clastic rocks in Permian System at the southeast area of Ordos Basin contain tremendous potential in exploration of natural gas.
    鄂尔多斯盆地东南部二叠系碎屑岩具有巨大的天然气勘探潜力。
用作名词(n.)
  • Cathaysian Flora extincted totally at the end of Permian.
    华夏植物群在二叠纪末绝灭。
  • During the Permian, the continents joined to form a single supercontinent, Pangaea.
    二叠纪时期,各大陆组合成了一个单一的超级大陆板块盘古大陆。

permian英英释义

Noun:
  • from 280 million to 230 million years ago; reptiles