Upper Eocene
基本解释
- 上始新世
英汉例句
- The discovery indicates that the upper part of the Relu Formation was formed in dry and hot climate in the Eocene.
該植物孢粉的發現肯定了熱魯組上部地層的形成時代爲始新世，亦表明其形成於乾旱較熱的氣候環境。 - The boundaries between the Upper Cretaceous and Paleogene, Paleocene and Eocene, and Eocene and Oligocene in China nearly accord with corresponding ones elsewhere in the world.
其中，白堊系-古近系界線、 古新統-始新統界線和始新統-漸新統界線與國際上相應界線接近或一致。