英语翻译

问题描述:

英语翻译
But it will be the driver’s responsibility to make sure that children under 14 do not ride in the front unless they are wearing a seat belt of some kind.
最后的“ of some kind.”怎么翻译,这里干嘛加这个,什么用法?

But it will be the driver’s responsibility to make sure that children under 14 do not ride in the front unless they are wearing a seat belt of some kind.最后的“ of some kind.”怎么翻译,这里干嘛加这...