jam on the brakes
紧急制动、猛踩刹车
口语·描述紧急刹车
英文释义
To suddenly and forcefully apply brakes in a vehicle.
例句
A kid ran into the street, so I had to jam on the brakes immediately.
典故来源
直接源于驾驶动作，'jam'表示猛力施压，强调突然性和力度。