“Cambrian Period”的概念、定义、翻译、参考文献-科学参考

单词	Cambrian Period
释义	Cambrian Period Encyclopedia 理学古生代释 Cambrian Period寒武纪古生代的第一个纪，约开始于5.41亿年前，结束于4.85亿年前。
随便看	Square Park square part Square play square point picking square polyomino square potential barrier square prism square pyramid square pyramidal number squarer square root square root algorithm square root inequality square rooting square root method square root operator square root sign square root transformation square scale square-shaped array square signal square sum square-summable function Square Theatre square tiling

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。