permian period
基本解释
- 二叠纪
英汉例句
- The end of the Permian period, 252m years ago, was marked by the biggest extinction of life known to have happened on Earth.
252百万年前的二叠纪晚期以已知的地球上发生过的最惨痛的生物灭绝事件著称。 - The die-off, which occurred worldwide about 250 million years ago at the end of the Permian period, was even more extensive than the one that wiped out the dinosaurs.
这场全球性的大灾难发生于2亿5千万年前的二叠纪晚期，其范围甚至比导致恐龙灭亡的那场灾难还要来的广泛。 - A bigger mass extinction, at the end of the Permian period 251m years ago, killed 70% of the world’s land vertebrates (and 96% of all marine animals) and paved the way for the age of reptiles.
而更大规模的灭绝发生在25100万年前二叠纪末期，致使世界上70％的陆地脊椎动物（和96%的海洋动物）死亡，同时造就了爬行动物的时代。
双语例句
词组短语
- permian n period 二叠纪;二迭纪
- later permian period 晚二叠世
- permian -carboniferous period 石炭系二叠系
- the later permian period 晚二叠世
- carboniferous -permian period 石炭二叠纪
短语
专业释义
- 二叠纪
The basement of the basin is likely to go through such processes before Permian period: the diving of ocean,the hyperplasia of island arc,then the collision of continents,and it is an active island arc belt.
盆地前二叠纪基底可能经历了洋盆俯冲、岛弧增生、陆块碰撞的造山作用过程，基底属于活化基底岛弧带。 - 二迭纪
- 二叠纪
- 二叠纪