“neuropterids”的概念、定义、翻译、参考文献-科学参考

单词	neuropterids
释义	neuropterids Encyclopedia 理学古植物学释 neuropterids脉羊齿类小羽片为脉羊齿型的种子蕨类植物的集合。小羽片基部收缩成心形，以一点或部分附着于轴上，中脉至小羽片上部消散，侧脉羽状或简单网状。
随便看	principal right ideal principal right ideal ring principal ring principal role performance, additional role performance and double role performance of one character principal root principal root of unity principal scale principals' cultural leadership principals' curriculum leadership principal section principal section of crystal principal series principal series representations principal set principal sheet principal solution principal space principal spectrum principal sphere principal sphere of curvature principal square root principals' research leadership principal state model principal state of polarization principal's teaching leadership

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。