“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	hexulose hexulose; ketohexose He Xun hexun.com hexyl circle hexyl triangle hexyl xanthate Hey He Yan heyang Heyang Qiachuan Scenic and Historic Area Heyang town Heyang Xian Heyd-Scuseria-Ernzerhof (HSE) hybrid functional Heyd-Scuseria-Ernzerhof hybrid functional heydyotis Heye Ping Heye storytelling to lotus leaf-shaped cymbals Heye Zhen He Yi He Yichun He Yin Heyin He Ying He Yingqin

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