“feudal hierarchy”的概念、定义、翻译、参考文献-科学参考

单词	feudal hierarchy
释义	feudal hierarchy 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	clopen set clopyralid cloransulam-methyl Clorinda Matto de Turner closable manifold closable operator closable positive definite form close closeable operator close arc close binary close binary galaxy close binary star close binary system close collision close configuration close-confinement close coupling approximation close-coupling approximation close coupling calculation close-coupling calculation close cultivation of grassland close curve closed closed-and-open set

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。