Association for Applied Animal Andrology应用动物Andrology Army Aviation Association of America美国陆军航空协会 Anonymous Acronym Abuse Association匿名的缩略词滥用协会 AsociaciÓn Argentina Amigos de la AstronomÍa (founded in Buenos Aires, Argentina in 1929)AsociaciÓn Argentina Amigos de la AstronomÍa (founded in Buenos Aires, Argentina in 1929) Aerial Agricultural Association of Australia澳大利亚的农业协会天线 Australian Association of Advertising Agencies澳大利亚协会广告代理 Amateur Athletic Association of America美国业余体育协会 Associated Actors and Artistes of America美国演员和歌手的关联 Atlanta Area Aquarium Association亚特兰大地区水族馆协会 Antique Advertising Association of America (Petersburg, IL)美国的古董广告协会(圣彼得堡,) Alabama Accumulated Adjustment Account (Alabama Income Tax Form 20S)阿拉巴马州的帐户(阿拉巴马州的累积调整所得税形式二十几岁) Authentication, Authorization, Accounting and Auditing (remote access security approach that controls network access)认证、授权、会计、审计(远程接入安全的方法,控制网络访问) Akron Area Arts Alliance (Ohio)阿克地区联盟(俄亥俄州的艺术) American Association for the Advancement of Atheism美国无神论 American Association of Amateur Astronomers美国协会的业馀天文学家