“白垩纪”的概念、定义、翻译、参考文献-科学参考

单词	白垩纪
释义	白垩纪 Encyclopedia 理学中生代释 Cretaceous Period白垩纪中生代最后一个纪（第三个纪）。约开始于1.37亿年前，结束于0.65亿年前。白垩纪形成的地层称白垩系（Cretaceous System）。 Biology Cretaceous白垩纪
随便看	morphological reconstruction morphological resistance factors morphological schema morphological stability morphological transformation morphological type Morphological Typology morphologization morphology morphology-based POS disambiguation morphology-controlled preparation morphology-density relation morphology of polymer morphology of the folktale morphology of the ionosphere morphology segregation morphology segregation of galaxy cluster morphometrics morpho-semantic definition morphospecies morphotectonic pattern morphotropic phase boundary morphotropic series morphotropism morphotropy

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。