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	pau brazil pau roxo pau roxos pau santo paua pauas pauci- pauciloquy paucis verbis paucispiral paucities paucity paughty paukpan Paul Paul Bunyan Paul I Paul Jones Paul Pry paul prys paul ve paul veronese green paul-bun Paul-Bunnell antibody Paul-Bunnell reaction

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