“progymnosperms”的概念、定义、翻译、参考文献-科学参考

单词	progymnosperms
释义	progymnosperms Encyclopedia 农学蕨类古裸子植物释 progymnosperms蕨类古裸子植物由蕨类过渡到裸子植物的植物类型。又称前裸子植物。理学古植物学释 progymnosperms前裸子植物一类起源于中泥盆世已经灭绝的维管植物。
随便看	active energy active escorted-jamming active fault active fault classification active fibre active field active filament system active fill-in luminous sign active filter active filtering active flight active flow control active-flux welding active fold active force active forgetting active frequency stablization technology active fuel battery active galactic nucleus active galactic nucleus classification active galactic nucleus polarization active galactic nucleus unified model active galaxy active gas material active getter

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。