“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	multiplicative lattice multiplicative law multiplicative linear functional multiplicatively closed set multiplicatively closed subset multiplicatively convex function multiplicatively invariant lattice multiplicative measure multiplicative metric isomorphism multiplicative noise multiplicative number system multiplicative number theoretic multiplicative number theory multiplicative operation multiplicative order multiplicative perfect number multiplicative persistence multiplicative prime number theory multiplicative primitive residue class group multiplicative principle multiplicative problem multiplicative process multiplicative product multiplicative quadratic form multiplicative reduction

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