unbraked
adjective engineering specialized /ˌʌnˈbreɪkt/ /ˌʌnˈbreɪkt/
无刹车的
without brakes (= devices that make a vehicle go slower or stop), or relating to vehicles or parts that have no brakes
The catalogue includes metal castors with nylon, rubber or polyurethane wheels, braked or unbraked.
I have an automatic vehicle, and want to use it for towing a small, unbraked trailer. 我有一辆自动挡汽车，想用它来拖动一辆没有刹车的小拖车。
- More examples
- An unbraked trailer has no brakes so that the vehicle towing does all the braking.
- The unbraked wheels are fitted with standard road tyres.
- If the weight of the trailer exceeds the towing vehicle's unbraked towing capacity, the trailer must be fitted with brakes on all wheels.