“Cretaceous”的概念、定义、翻译、参考文献-科学参考

单词	Cretaceous
释义	Cretaceous [kri`tā·shǝs] ^GEOLOGY The latest system of rocks or period of the Mesozoic Era, between 136 and 65 million years ago.
随便看	right ascension right astern right bank right circular cone right circular cylinder right coset right-cut tool right-hand cutting tool right-handed right-handed coordinate system right-handed curve right-hand helicity right-hand limit right-hand polarization right-hand rule right-hand screw right-hand taper right helicoid right identity righting arm righting lever righting moment right-justify right-laid right lang lay

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