Definition of roll bar in English:

roll bar

noun

A metal bar running up the sides and across the top of a vehicle, especially one used in motor sport, strengthening its frame and protecting the occupants if the vehicle overturns.
（汽车赛车上方横贯两侧的）防翻车保护杆
Example sentencesExamples
- Start by contacting the manufacturer to find an authorized dealer in your area who can equip your tractor with a roll bar and a seat belt.
- Copvertibles are more prone to flexing than are hardtops, so they will benefit the most from a well-built roll bar or cage.
- The air-conditioned and heated cabin is fitted with a high resistance roll bar, a two-piece tiltable windscreen and a canvas roof with a dismountable frame.
- There's a roll bar to offer some protection to the top of the cylinder head and a hefty foam bumper at the front of the car.
- The 43 lb buggies are also fitted with roll bars to protect the pilot in a crash or from having his neck lacerated by the kite cable.

Definition of roll bar in US English:

roll bar

nounˈroʊl ˌbɑrˈrōl ˌbär

A metal bar running up the sides and across the top of a vehicle, especially one used in motor sports, strengthening its frame and protecting the occupants should the vehicle overturn.
（汽车赛车上方横贯两侧的）防翻车保护杆
Example sentencesExamples
- There's a roll bar to offer some protection to the top of the cylinder head and a hefty foam bumper at the front of the car.
- Start by contacting the manufacturer to find an authorized dealer in your area who can equip your tractor with a roll bar and a seat belt.
- The air-conditioned and heated cabin is fitted with a high resistance roll bar, a two-piece tiltable windscreen and a canvas roof with a dismountable frame.
- The 43 lb buggies are also fitted with roll bars to protect the pilot in a crash or from having his neck lacerated by the kite cable.
- Copvertibles are more prone to flexing than are hardtops, so they will benefit the most from a well-built roll bar or cage.

词汇	roll bar
释义	Definition of roll bar in English: roll bar noun A metal bar running up the sides and across the top of a vehicle, especially one used in motor sport, strengthening its frame and protecting the occupants if the vehicle overturns. （汽车赛车上方横贯两侧的）防翻车保护杆 Example sentencesExamples Start by contacting the manufacturer to find an authorized dealer in your area who can equip your tractor with a roll bar and a seat belt. Copvertibles are more prone to flexing than are hardtops, so they will benefit the most from a well-built roll bar or cage. The air-conditioned and heated cabin is fitted with a high resistance roll bar, a two-piece tiltable windscreen and a canvas roof with a dismountable frame. There's a roll bar to offer some protection to the top of the cylinder head and a hefty foam bumper at the front of the car. The 43 lb buggies are also fitted with roll bars to protect the pilot in a crash or from having his neck lacerated by the kite cable. Definition of roll bar in US English: roll bar nounˈroʊl ˌbɑrˈrōl ˌbär A metal bar running up the sides and across the top of a vehicle, especially one used in motor sports, strengthening its frame and protecting the occupants should the vehicle overturn. （汽车赛车上方横贯两侧的）防翻车保护杆 Example sentencesExamples There's a roll bar to offer some protection to the top of the cylinder head and a hefty foam bumper at the front of the car. Start by contacting the manufacturer to find an authorized dealer in your area who can equip your tractor with a roll bar and a seat belt. The air-conditioned and heated cabin is fitted with a high resistance roll bar, a two-piece tiltable windscreen and a canvas roof with a dismountable frame. The 43 lb buggies are also fitted with roll bars to protect the pilot in a crash or from having his neck lacerated by the kite cable. Copvertibles are more prone to flexing than are hardtops, so they will benefit the most from a well-built roll bar or cage.
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