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cretaceous是什么意思,cretaceous怎么读,cretaceous翻译为:白垩的,白垩纪的

更新时间:2024-02-19 12:43:59作者:留学之路

cretaceous
核心词议:
adj. 白垩纪的
n. 【地】白垩纪[系]

cretaceous 基本解释
adj. 白垩的,白垩纪的
n. 白垩纪,白垩系

速记方法


知识扩展
词源考究 词源同crayon,石灰,粉笔。
cretaceous 变化形式
易混淆的单词: Cretaceous

中文词源: Cretaceous 白垩纪的 词源同crayon, 石灰,粉笔。 cretaceous
精选例句
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。

常见考点例句:
That means that our record of balaur is restricted to the very end of the cretaceous .
这意味着我们有关巴拉乌尔龙的记录限定于白垩纪的晚期的晚期。
One confounding factor is that the late cretaceous was also a period of great volcanic activity .
令人生疑的一个因素是,白垩纪末期也是个火山剧烈活动的时期。
Longhu mountain , located in the xinjiang basin , records the geological evolution of the cretaceous period .
龙虎山--位于信江盆地,记录了该区域白垩纪时期的地质演化。
While in australia , she sampled bones from 18 different dinosaurs that lived in the antarctic circle during the early cretaceous period .
在澳大利亚,她研究了18种不同恐龙的化石样本,这些恐龙在早白垩纪都生活在南极圈以内。
That date marks one of five recognised mass extinctions in history ( the end of the cretaceous was another ) .
历史公认的5次物种大灭绝事件之一就是以三叠纪末期为标志的(另一次发生在白垩纪末期)。