自2010年至今的四级考试中， 共出现过 次
自2010年至今的六级考试中， 共出现过 次
VERB （无意地）碰撞，冲撞 If you bump into something or someone, you accidentally hit them while you are moving.
They stopped walking and he almost bumped into them...
There was a jerk as the boat bumped against something...
N-COUNT 碰撞；碰撞声 A bump is the action or the dull sound of two heavy objects hitting each other.
I felt a little bump and I knew instantly what had happened...
The child took five steps, and then sat down with a bump.
N-COUNT （碰撞造成的）肿块，鼓包 A bump is a minor injury or swelling that you get if you bump into something or if something hits you.
She fell against our coffee table and got a large bump on her forehead.
N-COUNT （车辆的）轻微碰撞 If you have a bump while you are driving a car, you have a minor accident in which you hit something.
N-COUNT （地面的）隆起，凸块 A bump on a road is a raised, uneven part.
The truck hit a bump and bounced.
VERB 颠簸而行 If a vehicle bumps over a surface, it travels in a rough, bouncing way because the surface is very uneven.
We left the road, and again bumped over the mountainside...
The aircraft bumped along erratically without gathering anything like sufficient speed.
PHRASE 猛然回到现实中来 If someone comes down to earth with a bump, they suddenly start recognizing unpleasant facts after a period of time when they have not been doing this.
Company bosses have come back down to earth with a bump after a period of post-election euphoria.