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Paleocene的英文翻译是什么意思，词典释义与在线翻译：
英英释义
Noun:
-
from 63 million to 58 million years ago; appearance of birds and earliest mammals
Paleocene的用法和样例：
例句
用作名词 (n.)
- 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。
词汇搭配
- the Paleocene 古新世
