They all pelted towards the exit at once, forming a scrum at the door, then people burst through.

他们全都立刻奔向出口，在门口挤成一团，接着有人突然冲了出去。

At once, the black ball rose high in the air and then pelted straight at Harry's face.

顿时，那只黑球嗖地蹿上半空，然后径直朝哈利脸上打来。

" Stand back, " Wood warned Harry. He bent down and freed one of the Bludgers. At once, the black ball rose high in the air and then pelted straight at Harry's face.

“往后站。”伍德提醒哈利。他弯下腰，松开一只游走球。 顿时，那只黑球嗖地蹿上半空，然后径直朝哈利脸上打来。

A more basic analogy that I used on the podcast last week is the person driving the car is hitting the accelerator and the brakes full pelt at the same time.

我上周在播客中使用的一个更基本的类比是驾驶汽车的人同时踩下油门和刹车。