[air brake] n (1871) 1: a brake operated by a piston driven by compressed air
2: a surface that may be projected into the airstream for increasing drag and lowering the speed of an airplane
[air brake] n (1871) 1: a brake operated by a piston driven by compressed air
2: a surface that may be projected into the airstream for increasing drag and lowering the speed of an airplane
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012