“封建等级制度”的概念、定义、翻译、参考文献-科学参考

单词	封建等级制度
释义	封建等级制度 Encyclopedia 历史学〔综述〕释 feudal hierarchy封建等级制度西欧封建主之间依据土地占有和人身依附关系而形成的一种等级关系。
随便看	room temperature sizing room temperature storage room temperature vulcanition Roosevelt Corollary Roosevelt Island Roosevelt's Square Deal rooster Root root root 3D reconstruction root acid phosphatase root activity root and butt rot disease root and knot root and tuber crop nutrition root and vine of manyprickle acanthopanax root apical meristem root architecture root ball plant root box experiment root canal filling materials root canal therapy root cap root cation exchange capacity, RCEC root cause analysis

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。