šalmas 用英语:

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.