I always wear a helmet when riding my bike.
A bullet pierced the helmet.
It is dangerous to ride a motorbike without a helmet.
You're playing with fire if you insist on riding your motorcycle without a helmet on.
He's wearing a motorcycle helmet.
Put on your helmet before you start skateboarding.
Luckily, I was wearing my helmet.
American football is played by men, wearing helmets and protective clothing.
I broke my helmet when I fell off my bike
You should ski in a helmet on your head.
The helmet is important wneh you play
In Formula 1 racing, the drivers wear helmets to protect their heads.
You should always wear a helmet when out cycling to guard against head injuries.
Baseball players wear helmets.
Law is the safest helmet.
English word "头盔"(helmet) occurs in sets:Bicycle parts in Chinese