airborne brigade; parachute brigade
Military unit specializing in airborne operations, often deployed by parachute.
The airborne brigade dropped behind enemy lines.
空挺部隊 is a broader term for airborne troops or units, while 空挺旅団 specifically refers to a brigade-sized formation.
Compound of 空挺 (airborne) and 旅団 (brigade). The term is a modern military coinage.