“Settlement Movement”的概念、定义、翻译、参考文献-科学参考

单词	Settlement Movement
释义	Settlement Movement Encyclopedia 历史学美国历史释 Settlement Movement社区改良运动 19世纪末20世纪初美国的一场社会改革运动。起源于19世纪80年代，20世纪20年代达到顶峰。
随便看	product of modules product of nearness spaces product of numbers product of objects product of operators product of ordinal numbers product of paths product of permutation groups product of points product of polynomials product of potencies product of relations product of representations product of residue classes product of rings product of sets product of spaces product of spheres product of subgroups product of tensors product of transformations product of translation product of vectors product of σ-rings product operation

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。