crash helmet - Definition & Meaning

a hard round headgear with a visor that covers the face, worn to protect the head while riding a bike or driving a cara hard round headgear with a visor that covers the face, worn to protect the head while riding a bike or driving a car

A crash helmet, also known as a motorcycle helmet or a riding helmet, is a protective headgear worn by individuals who ride motorcycles, bicycles, and other similar vehicles. It is designed to protect the head from injuries that may occur due to impacts and collisions. Crash helmets consist of a hard outer shell made of plastic, fiberglass, or Kevlar, with a cushioning layer on the inside to absorb impacts. They are typically secured to the head with a chinstrap and come in various shapes and sizes to fit different head sizes and shapes. Some helmets also feature a visor or face shield to protect the rider's face from wind, dust, and debris. It is important to wear a properly fitted and certified helmet when riding a vehicle to reduce the risk of head injuries in the event of an accident.A crash helmet, also known as a motorcycle helmet or a riding helmet, is a protective headgear worn by individuals who ride motorcycles, bicycles, and other similar vehicles. It is designed to protect the head from injuries that may occur due to impacts and collisions. Crash helmets consist of a hard outer shell made of plastic, fiberglass, or Kevlar, with a cushioning layer on the inside to absorb impacts. They are typically secured to the head with a chinstrap and come in various shapes and sizes to fit different head sizes and shapes. Some helmets also feature a visor or face shield to protect the rider's face from wind, dust, and debris. It is important to wear a properly fitted and certified helmet when riding a vehicle to reduce the risk of head injuries in the event of an accident.

例句

The motorcyclist always wears his crash helmet for safety.
摩托车手为了安全总是戴着他的头盔。
She bought a new crash helmet before starting her cycling lessons.
她在开始骑自行车课程之前买了一个新的头盔。
Wearing a crash helmet is mandatory for all racers in the competition.
比赛中所有赛车手都必须佩戴防护头盔。