白垩纪的 meaning in English

cretaceous

The cretaceous extinction was like a terrible streak of bad luck lasting millions of years .
白垩纪的生物绝灭，犹如一场持续千百万年的可怕厄运。
The term is used at various localities in north africa, includes beds ranging from carboniferous to early cretaceous .
在北非不同的地方使用这个名称，包括从石炭纪到早白垩纪的地层。
The last dicynodont : an australian cretaceous relict
白垩纪的最后的二齿兽[论文摘要] ！！
During his journey the incredible diversity of life in the early cretaceous period is revealed
从它的旅程当中还可看到种种早期白垩纪的生物。
Alvarez did well in pro viding evidence for a cretacious / tertiary impact but left much to be desired when considering its results
阿尔瓦雷茨很好地为三叠纪白垩纪的大碰撞提出了证据，但当考虑它的结果时，却留下了很多要思考的问题。

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