中生代的动植物在新生代无法生存。
Plants and animals from the Mesozoic era were unable to survive in the Cenozoic era.
多年来，我们一直认为是中生代丰富的植物种类使这些巨型生物得以繁衍生息。
For years, we have assumed it was the abundant plant life of the Mesozoic that allowed these giants to thrive.
然而我们现在知道了，由于中生代空气的含氧量比我们想象的要低得多，所以蜥脚类动物可食用的植物也比我们想象的要少得多。
However, we now know that since oxygen levels were much lower in the Mesozoic than we assumed, there was much less plant life for sauropods to eat than we thought.
这些裂缝的活动在大约2.5-2.45亿年前，即中生代初期逐渐停止了。
The rift development slowly halted some 250 to 245 million years ago, around the beginning of the Mesozoic Era.
随著时间旅行回到过去，看看地球在过去-古生代、中生代以及新生代时候的样子，也看看地表在未来又会是怎么一个模样？
Travel back through time and check out what the earth looked like during the Paleozoic Mesozoic and Cenozoic eras and what it may look like far into the future.
大多数古生物学家同意那些生物和剩下大部分的中生代生物都是在六千五百万年前地球和一颗小行星或者彗星相撞时灭绝。
Most paleontologists agree that those creatures and much of the rest of Mesozoic life ended when the Earth collided with an asteroid or a comet 65m years ago.
中生代是由恐龙主宰的世界，尽管哺乳动物也在距今2亿年前的化石记录中出现。
The Mesozoic saw the ascendence of dinosaurs, although mammals also appear in the fossil record about 200 million years ago.
该盆地中生代地层中含有丰富的石油和煤炭资源。
There are rich deposits of oil and coal in Mesozoic formation of the basin.
他们在中生代海洋中占有一席之地，类似于现代的鱿鱼。
They occupied a position in the Mesozoic oceans similar to that of modern squid.
Naish指出，关于Samrukia的新发现证明了现代鸟类与已灭绝的中生代鸟类种群的不同程度并非像人们曾认为的那样。
As Naish points out, though, the new findings about Samrukia demonstrate that modern birds "weren't as distinct from extinct groups of Mesozoic birds as people used to think."
中生代沉积成我国西北最大的庆阳湖盆，涉及陕、甘、宁、蒙，浩瀚辽阔。
Mesozoic sediments into Northwest China's largest lake in Qingyang, involving Shaanxi, Gansu, Ningxia, Mongolia, the vast vast.
中国早、晚古生代、中生代和新生代成煤期的大地构造性质，在各个地区可有不同。
The tectonic nature of different regions in China in the Early and Late Paleozoic, Mesozoic and Cenozoic coal-forming periods is different.
可是阴差阳错，他们竟然穿越时空来到了远古的中生代，遇上了真正的食肉龙！
But by mistake, they end up traveling through time to the actual Mesozoic era and come face to face with real meat-eaters!
哺乳类起源于中生代宛若原始的爬虫类。
Mammals arose from a fairly primitive reptile in the Mesozoic era.
新生代构造现象既是中生代时期构造作用的延续，也是始新世以来复杂应力环境作用的结果。
The tectonic phenomena happened in the Cenozoic are caused by both of the continuity of the Mesozoic tectonic processes and the complexity of Cenozoic stress field.
它是中生代硅酸过饱和并富钾质的火山岩系的产物，其意义可与产于新生代碱性玄武岩系中的晶洞钠沸石对比。
It is a product of volcanic rocks of the mesozoic era over-saturated with silica and rich in potash. it can be compared with geode natrolite that producedin alkaline basalt series of the cenozoic era.
然而，指出了该研究区北侧可能以海西期花岗岩为基底的中生代火山岩盆地是寻找大型铀矿床的主要目标。
However, the Mesozoic volcanic basins covering over the Hercynian Period granites would be main goal for looking for large uranium deposits in north part in that area.
有些生物一直很少变化，以至生存至今的生物与它们古生代或中生代的祖先仍十分相象。
Some organisms have persisted with so little change that specimens living today are quite similar to their Paleozoic or Mesozoic ancestors.
虽然它的名字在希腊为“鱼蜥蜴”，鱼龙不是鱼——这是一个爬虫类动物的泳手在中生代的海洋。
Although its name is Greek for "fish lizard," Ichthyosaurus was no fish-it was a reptile that swam the Mesozoic oceans.
南海北部陆缘在中生代晚期曾形成宏伟的华夏陆缘造山带。
There was an orogenic belt called the Cathaysian continental marginal orogenic belt in late Mesozoic along the present northern margin of the South China Sea.
钼矿的形成主要与中生代富硅、富钾质花岗岩有关，而与铜矿成因有关的花岗岩酸碱度相对较低。
Molybdenum deposits are associated with Mesozoic si and K_rich granite porphyry, whereas copper deposits are related to granites with relatively low acid_alkaline contents.
湖南省东南部的晚古生代和中生代含煤盆地多处发现推覆构造。
Several nappes have been found in the late Paleozoic and Mesozoic coal-bearing basins in southeastern Hunail.
招—莱地区金矿也是中生代地洼构造岩浆作用成矿的典型例子。
The Jiaodong gold deposit is a typical example of mineralization under the tectonicmagma of Mesozoic geodepression.
在晚古生代至早中生代，利文斯顿岛中部处于一个独特的浊积扇的构造环境。
The Central Livingston Island was at a special tectonic setting, fan depositional environment, during Late Palaeozoic Early Mesozoic time.
利用平衡深度法研究了鄂尔多斯盆地中生代地层的流体剩余压力分布特征。
The distribution of fluid residual pressure of Mesozoic strata in Ordos basin is studied based on the equilibrium depth method.
地下热水的形成和分布与断裂构造及中生代花岗质岩浆活动具有密切关系。
The formation, distribution and fault structure of underground thermal water has a close relationship with the Mesozoic granitic magmatic activity.
云南楚雄盆地位于扬子陆块的西南边缘，为一典型的中生代周缘前陆盆地。
The Chuxiong basin in Yunnan on the southwestern margin of the Yangtze landmass is a Mesozoic peripheral foreland basin.
并讨论了龙门山中段中生代前陆盆地的构造演化历史。
The paper also discusses the structural evolution history of the foreland basin in Mesozoic.
以往主要依据地球化学证据推断东南沿海中生代存在地幔富集作用，但缺乏可靠的地质学证据。
The metasomatic enrichments of Mesozoic mantles in the coastal Southeast China were inferred mainly by geochemical deduction, but reliable geologic evidence is lacking.
以往主要依据地球化学证据推断东南沿海中生代存在地幔富集作用，但缺乏可靠的地质学证据。
The metasomatic enrichments of Mesozoic mantles in the coastal Southeast China were inferred mainly by geochemical deduction, but reliable geologic evidence is lacking.
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