cretaceous period

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  • na.白垩纪
  • 网络白垩纪时期；白垩时代；白垩纪时代

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网络释义

na.
1.
白垩纪

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释义:
全部全部,白垩纪白垩纪,白垩纪时期白垩纪时期,白垩时代白垩时代,白垩纪时代白垩纪时代
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1.
Scientists believe that during the Cretaceous period, a spate of volcanic activity caused plant life to bloom on the surface of the oceans.
科学家认为，在白垩纪，一连串的火山活动导致植物在海平面生长旺盛。
article.yeeyan.org
2.
A member of the Dromaeosauridae of dinosaurs, it was a bird-like theropod dinosaur, which flourished during the Cretaceous Period.
它属于驰龙科一员，是一种类似鸟类的兽脚亚目食肉恐龙，在白垩纪繁盛一时。
www.elanso.com
3.
The prints are believed to have been made during the Cretaceous period of the Mesozoic Era, Kim said in a statement.
这些足迹被认为是在中生代白垩纪时期由当时鸟类留下的。
www.jukuu.com
4.
Cretaceous Period, 145 million years ago, was the age of the dinosaurs.
白垩纪期间，145百万年前，是恐的年。
shaikhsiddiqui.com
5.
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。
www.lcsd.gov.hk
6.
The temperature drop during the Cretaceous period would almost certainly have wiped out an 'abundance' of the world's dinosaurs.
曾经称霸地球显赫一时的恐龙，在白垩纪时代的这次温度巨变中，似乎全都灭绝了。
gb.cri.cn
7.
Paleoclimate in the Cretaceous period was characterized by space -time inhomogeneity.
指出白垩纪古气候具有时间上和空间上的不均匀性；
dictsearch.appspot.com
8.
Until the new find, the oldest known amber containing ancient animals dated to the Middle Cretaceous period, about 120 million years ago.
在此之前，已知的含有古生物体的最古老琥珀成型于中白垩纪（大约1亿2千万年前）。
bbs.cnnas.com
9.
Their reward: new types of sauropod (top) and pterosaur both of which lived almost a hundred million years ago, in the Cretaceous period.
他们辛苦付出的回报是新的蜥脚龙（上图）和翼龙化石，这两种动物均生活在一亿年前的白垩纪。
www.huaxia-ng.com
10.
Two main periods of volcanic activity can be recognized in the study area, namely, the Late Cretaceous period and the Paleogene period.
盆地火山活动可划分两个火山喷发旋回，即晚白垩世旋回和古近纪旋回。
search.gucas.ac.cn