bumping

Her bicycle hit a bump in the road and threw her off.

自行车撞上了路上的一个鼓包，她摔了下来。

We heard a bump from the next room.

我们听见隔壁房间有东西掉在地上的声音。

There had been a bump in the number of students with learning disorders.

有学习障碍的学生数量增加了。

I bumped my head on the shelf as I stood up.

我起身时头撞在了书架上。

The bottom of the boat was bumping over a coral reef.

船底在珊瑚礁上颠簸。

He had been playing badly and was bumped from the team.

他一直表现不佳，被从队里赶走了。