airgunn.气枪(喷雾器)airn.空气；天空；空中；感觉；神态；曲调；装腔作势v.晾干；使通风；广播Air Force in Europe欧洲空军air-supply device供气装置air borne infection空气传染airflow environment气动环境air-sea interface大气海洋分界面air raid protection空袭防御air gap type holder空隙式支持器air drag tachometer气阻式转数计air froth equipment空气泡沫设备air-blast breaker喷气流断路器

1. The AA artillery units were collaborating with the Watch and Air Alarm Service.
   通常，防空炮兵团和空袭观测预警组织协同作战。