roll bar

名词 n.
中文释义

英文释义

名词 n.
  1. A strong U-shaped bar fastened to the frame of a vehicle, such as an off-road vehicle or a race car to protect the driver and passengers from being crushed in the event that the vehicle rolls over.
    — Once the two left wheels departed the surface, Travis knew he was in for trouble. Since there wasn't a roll bar on the SUV, the roof was probably going to collapse on his head when it contacted the asphalt.
  2. An anti-roll bar.
    — The roll bar is a metal bar linking one side of the suspension to the other. It limits how much the car rolls during cornering.

词形变化

roll bars plural rollbar alternative roll-bar alternative
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