Lift off! Columbia launches from the Kennedy Space Center on April 12, 1981, and orbits the Earth 37 times with commander John Young and pilot Robert crippen.

1981年4月12日，哥伦比亚号航天飞机从肯尼迪航天中心发射升空，此次旅行指挥长约翰·杨和罗伯特·克里平将绕地球轨道运行37次。

youdao

He was dedicated to the Imperial cause, taking his position as commander of Imperial Center Oversector seriously, and he had a keen mind for military strategy.

他将自己的毕生精力奉献给了帝国事业，并为他真正赢得了主管帝国中心特区星域的职务，他同样拥有战术上的敏锐头脑。

youdao

Spaceship commander Armstrong, command module pilot Corinth and lunar module pilot Aldrin Space Center canteen to eat breakfast, wearing a spacesuit.

飞船的指令长阿姆斯特朗、指令舱驾驶员科林斯和登月舱驾驶员奥尔德林在宇航中心的食堂里吃了早饭，穿上了宇航服。

youdao

Commander John Harbour is at the European Union's Naval Force Maritime Security Center.

VOA: standard.2010.04.20

Susan Cerovsky, commander of the Center for Information Dominance.

WSJ: Pentagon Digs In on Cyberwar Front

George Weightman, the commander of the medical center, and forced Francis Harvey to resign from his post as secretary of the army.

NPR: Walter Reed Reaction Contrasts with Abu Ghraib

John W. Smith, the commander of the detention center.

WSJ: US military defends Guantanamo prison raid