oligocene造句

1、Late Oligocene and the Ulunguhe Fm. Early Eocene to Early Oligocene.
乌伦古河组——早始新世至早渐新世。

2、The deposits of the Oligocene Epoch.
渐新统渐新世的沉积物

3、As in the Oligocene before it, grasslands continued to expand and forests to dwindle in extent.
在先前的渐新世，草地的面积增大，森林的面积减少。

4、OLIGOCENE SANHE FLORA IN LONGJING COUNTY OF JILIN, NORTHEAST CHINA
吉林龙井渐新世三合植物群(英文)

5、The differences between Oligocene series in the east and west are demonstrated.
指出了盆地东部和西部渐新统存在的差异。

oligocene翻译