Association of Central Oklahoma Governments俄克拉荷马州中部的协会 Advanced Combat Optical Gunsight先进的光学Gunsight作战 American College of Obstetricians and Gynecologists美国妇产科医师学会 Atlanta Committee for the Olympic Games亚特兰大奥运会比赛 Aircraft on Ground飞机在地上 Apostolic Church of God上帝会来 American College Of Obstetrics And Gyencology美国大学妇产科和Gyencology