Cretaceous
英音[ krɪˈteɪʃəs ] 美音[ krɪˈteɪʃəs ]

白垩纪

常用释义

词性释义

n.白垩纪:地质年代的一个时期,距今约1.45亿年前至6600万年前,恐龙灭绝的时代。

adj.白垩纪的:与白垩纪时期有关的。
例句
  • 全部
  • 白垩纪
  • 白垩系
Fifty-seven feet long and up to nine tons, Spinosaurus started poking his head around the early Cretaceous some 100 million years ago.
五十七英尺长、重达九吨的棘龙在早期白垩纪,大约1亿年前便行走于这个星球之上。
And when you wonder how much longer the film can go on without showing dinosaurs, T-Rex finally relents and goes back to the Cretaceous.
当你在怀疑到底还有多久才能看到恐龙的时候,霸王龙突然出现并带你回到了白垩纪时代。
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。
晚白垩世期间,大片区域都是被这些沉积物所覆盖,但是它们很大程度上都被侵蚀了。
利用井资料制作合成地震记录,对白垩系、侏罗系各组地层进行了精细标定;
现代地质学研究表明,雁荡山是一座具有世界意义的典型的白垩纪流纹质古火山——破火山。
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。
被认为是白垩纪时期现以灭绝的鱼,直到1938年在远离非洲海岸发现。
Such grains have been reported in several end Cretaceous impact sites around the world as well.
这种颗粒在其他好几个白垩纪末期遗址也发现过。
图上画点部分为下白垩纪马迪组下部洁净,渗透的砂岩分布区域。
By the end of the Cretaceous, the continents we know were all in place.
在白垩纪末期,大陆分离已基本固定,形成了我们今天所知道的样子。
The fault-depression type, known as the later Late Mesozoic basin, was formed between later Early Cretaceous and Late Cretaceous .
断拗型盆地形成于早白垩世晚期-晚白垩世,又称晚中生代晚期盆地。
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。
鸭嘴龙也称为鸭嘴兽,是白垩纪后期鸟盘目草食性恐龙家族的一员。
The Chimen bojite with a nearly NS strike, was a product of mafic magma activity in southeastern China at the end of Late Cretaceous.
赤门角闪辉长岩是中国东南部晚白垩世末基性岩浆活动的产物,分布在福建省南平市的北部,总体呈近NS向展布。
You don't need to make a sound while your five good neurons crank out the next malformed sentence from your cretaceous skull, numb nuts.
你没必要在仅存的五个健全脑细胞从白垩纪脑袋里挤出畸形答案时发出声音,呆瓜。
The Cretaceous strata in the Kuche Basin in Xinjiang are marked by a set of arid red beds, which belongs to the lower series of Cretaceous.
新疆塔里木北部库车盆地的白垩系,只发育下白垩统,为一套干旱红层地层。
Detailed geochronological study shows the mainly eruption ages of these volcanic rocks are Late Cretaceous- Paleogene.
年代学研究表明,乍得西南部盆地内火山岩的主体喷发时代为晚白垩世-古近纪。
白垩纪期间,145百万年前,是恐的年。
That date marks one of five recognised mass extinctions in history (the end of the Cretaceous was another).
第一个时间点也是史上5次著名的大规模物种灭绝事件之一(另一次发生在白垩纪末期)。
几种四足食草性长角的恐龙,巨大的颅骨呈鸟嘴状;生活在后白垩纪的北美和蒙古。
The fourth occurred at the end of the Early Cretaceous, showing titling with weak faulting and folding.
其四发生在早白垩世末期,表现为掀斜运动,褶皱和断裂作用相对较弱。
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。
白垩纪的气候相当暖和,海平面的变化大。
any of numerous carnivorous dinosaurs of the Triassic to Cretaceous with short forelimbs that walked or ran on strong hind legs.
三叠纪至白垩纪的许多食肉恐龙,前肢短,靠其强壮的后肢走或跑。
jurassic and cretaceous , the marginal ocean basin was in the stage of ocean crust evolution and had a setting similar to mid - ocean ridge.
侏罗白垩纪为洋盆洋壳演化期,处于类似洋中脊的构造环境。
被子植物齐墩果烷生物标志物和指示输入一个白垩纪或更年轻烃源岩。
Derived from the Greek words for wing and finger, what name is given to a flying lizard of the Jurassic and Cretaceous periods?
来源于希腊单词,表示翅膀或者手指,侏罗纪和白垩纪的中飞行的蜥蜴叫什么名字?
不过在白垩纪期间,很多陆块已经位于现今所在的纬度附近了,有些甚至还在纬度更高之处;
Meanwhile, it looks like the Cretaceous version of shore birds were becoming relatively common, based on fossil findings.
同时,根据化石发现,似乎白垩纪的shorebirds(海鸟?)已经逐渐变得相对常见了。
1·These animals were not as sensitive to climate changes in the Cretaceous period as they are today.
这些动物在白垩纪对气候变化不像今天这样敏感。
2·This change in plankton found in marine deposits is what marks the boundary between the Cretaceous and the Tertiary.
海洋沉积物中浮游生物的这种变化标志着白垩纪和第三纪的分界线。
3·Fifty-seven feet long and up to nine tons, spinosaurus started poking his head around the early Cretaceous some 100 million years ago.
57英尺长,9吨重,棘龙在大约1亿年前的白垩纪早期就开始四处活动。
4·The late Cretaceous extinction of the dinosaurs and ammonoids was just one of the more drastic in a whole series of such recurrent extinction episodes.
在这一系列周期性物种灭绝事件里,白垩纪晚期恐龙和菊石的灭绝仅仅是其中一个比较严重的事件。
5·Data from diverse sources, including geochemical evidence preserved in seafloor sediments, indicate that the Late Cretaceous climate was milder than today's.
来自不同来源的数据,包括存留在海底沉积物中的地球化学依据,表明晚白垩纪的气候比如今的要温和。
1·The paper discusses the strata significance of the Cretaceous Ostracoda fossil distribution and the relationship between the flourish and decline of Ostracoda with Magnetostratigraphy.
本文论述了松辽盆地白垩系介形类化石分布的地层意义和介形类化石的盛衰与磁性地层的关系。
2·The Cretaceous low resistivity reservoir in Junggar basin is characterized by high porosity, high permeability, low salinity of formation water, low formation pressure and low resistivity.
准噶尔盆地白垩系油气藏具有孔隙度、渗透率高,地层水矿化度、压力系数和电阻率低等低电阻率油气藏的基本特征。
3·Groundwater system of Cretaceous system of Ordos basin in terms of system of water-bearing stratum of groundwater was divided and analysesed.
从地下水含水层系统的角度对鄂尔多斯盆地白垩系地下水系统进行了划分和分析。
4·Cretaceous sandstone, the main aquifer in Ardos plateau, plays an important role in supplying industry and agriculture using water and inhabitant drinking-water.
白垩系砂岩是鄂尔多斯高原的主要含水介质,对区内工农业、居民用水具有的重要的作用。
5·Structure uplifting in Late Cretaceous made present reservoir pressure be normal-abnormal low.
晚白垩系构造抬升降压,使得现今储层为正常—低异常压力。
常用短语
Cretaceous period
Cretaceous period - 白垩纪
同义词
adj.
[岩]白垩纪的;似白垩的