A U.S. Army administrative and tactical unit composed of a headquarters unit, at least one unit of infantry or armor or both, and designated support units. A brigade can be commanded by a brigadier general or by a colonel.是什么意思_A U.S. Army administrative and tactical unit composed of a headquarters unit, at least one unit of infantry or armor or both, and designated support units. A brigade can be commanded by a brigadier general or by a colonel.在线翻译_英语_读音_用法_例句