柯林斯词典air force (air forces) 1. N-COUNT An air force is the part of a country's armed forces that is concerned with fighting in the air. 空军 ...the United States Air Force. …美国空军。 返回 air force剑桥词典the part of a country's military forces that uses aircraft and fights in the air 空军 the United States Air Force 美国空军 返回 air force