柯林斯詞典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. 空軍 ...the United States Air Force. …美國空軍。 返回 air force劍橋詞典the part of a country's military forces that uses aircraft and fights in the air 空軍 the United States Air Force 美國空軍 返回 air force