“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	inorganic phase change materials inorganic pigment inorganic pollutant inorganic pollution of water body inorganic polymer inorganic polymer matrix composites inorganic polyporate material inorganic preparation inorganic salt inorganic salt industry inorganic scintillator inorganic supermolecule materials inorganic surface modification inorganic syntheses inorganic synthesis inorganic thermal storage material inorganic thermal storage materials inorganic two-dimensional nanomaterials inorganic whisker material inorganization inornate iNOS inosculate inose inosie

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