The car seat belt slotted into place easily.

那个汽车安全带很容易就扣好了。

《柯林斯英汉双解大词典》

A seat belt can help protect passengers in many car accidents.

安全带在许多交通事故中可以帮助保护乘客。

youdao

Wearing a helmet when you ride a bike is as important as wearing your seat belt when you ride in a car!

骑自行车时戴头盔和开车时系安全带一样重要！

youdao

In fact, this bicycle doesn't use any metal parts at all -- the solid tires are made of reconstituted rubber and a car timing belt is used instead of a chain.

ENGADGET: Cardboard bicycle 'close to mass production': tough, green and just $20

Driving a car without wearing a seat belt.

WSJ: What Are Your Biggest Risk Areas?

The conveyor belt at the giant Avtovaz car factory, which produces the ubiquitous Lada, has spent much of this year motionless.

ECONOMIST: Russia