air brake
US /ˈer breɪk/
UK /ˈer breɪk/
1.
freno de aire, freno neumático
a brake operated by compressed air, used especially on heavy vehicles such as trucks and trains
:
•
The truck driver applied the air brake to slow down on the steep decline.
El camionero aplicó el freno de aire para reducir la velocidad en la pendiente pronunciada.
•
Trains rely on powerful air brakes for safe stopping.
Los trenes dependen de potentes frenos de aire para una parada segura.