jam the brakes on.

• 突然刹车

jam the brakes on.的用法和样例：

例句

1. I was driving home when my brakes went.
   我正开车回家，突然刹车失灵了。
2. Stopping the car short caused a pileup on the superhighway.
   这辆汽车突然刹车使高速公路上发生连环车祸。