roll bar

短语

（汽车顶盖上的）翻车保护杆

词形变化

roll bars 复数 roll bars

别名

rollbar

释义与例句

n.
  1. 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.

  2. 2.

    An anti-roll bar.