单词	collective security
释义	collective security noun : the maintenance by common action of the security of all members of an association of nations Word History First Known Use 1934, in the meaning defined above
随便看	MHC MHCP MHD mho mhometer mhorr mhorrs mhos MHSCP MHT MHW MHWN MHWS MHz mhzes mi mi pes mi-di mi-lu chens chenstokhov cheo Cheonan cheongjin cheongju

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