“Niagara Movement”的概念、定义、翻译、参考文献-科学参考

单词	Niagara Movement
释义	Niagara Movement Encyclopedia 历史学美国历史释 Niagara Movement尼亚加拉运动美国黑人领袖W.E.B.杜波依斯所发起成立的黑人民权组织。
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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。