cretaceous
英:[krɪ'teɪʃəs] 美: [krɪ'teɪʃəs]
cretaceous 基本解释
adj.白垩的,白垩纪的;
n.白垩纪,白垩系;
英英释义
cretaceous[ kri'teiʃəs ]
n.from 135 million to 63 million years ago; end of the age of reptiles; appearance of modern insects and flowering plants同义词:Cretaceous period
adj.abounding in chalkof or relating to or denoting the third period of the Mesozoic era
cretaceous 相关例句
词组短语
cretaceous period白垩纪
双语例句
用作形容词(adj.)- The story takes place 6500 years ago in the late Cretaceous period.
故事发生在6500万年前的白垩纪晚期。
用作名词(n.)- From the Cretaceous, Tarim basin began the new evolutional stage of foreland basin.
从白垩纪初期开始
权威例句
Cretaceous-Tertiary boundary event: Evidence for a short time scaleA BOTANICAL INDEX OF CRETACEOUS AND TERTIARY CLIMATESExtraterrestrial Cause for the Cretaceous-Tertiary ExtinctionImpacts of the Cretaceous Terrestrial Revolution and KPg extinction on mammal diversification.EXTRATERRESTRIAL CAUSE FOR THE CRETACEOUS-TERTIARY EXTINCTION: EXPERIMENT AND THEORYNature and significance of the Early Cretaceous giant igneous event in eastern ChinaA new geomagnetic polarity time scale for the Late Cretaceous and CenozoicThe Theropod Ancestry of Birds: New Evidence from the Late Cretaceous of MadagascarRevised calibration of geomagnetic polarity time scale for the Late Cretaceous and CenozoicExhumation of the ultrahigh-pressure continental crust in east central China: Cretaceous and Cenozoic unroofing and the Tan-Lu fault