.常用机构英文缩写UN the United Nations 联合国UNSG United Nations Secretary General联合国秘书长CUN The Charter of the United Nations联合国宪章UNAIDS Joint United Nations Programme on HIV/AIDS联合国艾滋病规划署UNDP United nations Development programme 联合国开发计划署UNEP United Nations Environment Programme联合国环境署 UNSC United Nations Security Council 联合国安全理事会UNCF United Nations Childrens Fund 联合国儿童基金会 UNCATD United nations conference on trade and development联合国贸易和发展大
