“北京保卫战”的概念、定义、翻译、参考文献-科学参考

单词	北京保卫战
释义	北京保卫战 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	damping structure damping term damping time damping tube damping vibration damping wing damping without alcohol dampness dampness-heat of bladder dampness-heat of large intestine dampness-heat of liver and gallbladder dampness-heat of spleen and stomach dampness pathogen dampness-phlegm D-AMPS damp-warm disease Damrei Mountains dam risk management Dam Rock Coffin Group at Jingzhu Damrongrachanupharb dam safety classification dam safety evaluation dam safety responsibility system Damsel damselfish

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。