“The defense of Beijing”的概念、定义、翻译、参考文献-科学参考

单词	The defense of Beijing
释义	The defense of Beijing Encyclopedia 历史学政治史释 The defense of Beijing北京保卫战中国明代正统十四年（1449）蒙古瓦剌部骑兵在首领也先率领下攻打明朝首都北京，明朝军民在明景帝领导、于谦主持下开展的一场首都保卫战。
随便看	Jiang Gaoming Jiang Guangci Jiang Guangnai Jiang Guibin Jiang Han Jianghan Jianghan basin Jianghan buffalo Jiang Hancheng Jianghan Pingyuan Jianghan Qu Jiang Hanting Jiang He Jianghe Jiang-he Shui Qupai Jiang He's Teaching on Calligraphy Jiang Heyi Jianghuai buffalo Jianghuai Daily Jianghuai Mandarin Jianghua Yaozu Zizhi Xian Jiang Hui Jianghu school of poetry Jiang ji Jiang Jianchun

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。