paleocene
英
美
- n. 古新世
详细释义
Noun:
-
from 63 million to 58 million years ago; appearance of birds and earliest mammals
双语例句
- 1. Paleocene The oldest epoch of the Tertiary, 65 - 55 million yesrs ago.
- 古新世:第三纪最古的年代, 6500万～5500万年前.
来自互联网
- Paleontological studies showed that modern avian groups probably first appeared in the Paleocene and experienced an explosive radiation in the early Cenozoic.
古生物学研究表明，现生鸟类的最早出现是在古新世，而爆发性辐射演化发生在新生代早期。
用作名词 (n.)
用法讲解
- the Paleocene 古新世
相关词汇
- Paleocene epoch 古新世
【近义词】
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