Definition
To apply the brakes of a vehicle suddenly and with considerable force.
猛然刹车
She jammed on the brakes when the child suddenly ran into the street, avoiding an accident.
当孩子突然跑到街上时，她猛踩刹车，避免了一场事故。
He had to jam on the brakes to avoid hitting a deer that suddenly darted out.
他不得不猛踩刹车，以避免撞到突然冲出来的鹿。
The bus driver jammed on the brakes when the traffic light suddenly turned red.
当交通灯突然变红时，公交车司机猛踩刹车。