to hit someone or something by accident
I felt the car bump against the curb.
我感觉到汽车意外撞到了路缘。
to hit something, especially a part of your body, against or on something
Be careful not to bump your head on the low door.
小心别在低矮的门上撞到头。
to move across a rough surface
She had to bump her suitcase down the stairs.
她不得不把行李箱颠簸着拖下楼梯。
to move someone from one group or position to another
The airline decided to bump us to a better seat.
航空公司决定将我们调换到更好的座位。
the action or sound of something hitting a hard surface
We heard a loud bump when the box fell.
箱子掉落时我们听到了一声响亮的撞击声。
a swelling on the body, often caused by being hit
He got a bump on his head from the fall.
他摔倒后头上起了一个包。
the round shape of a pregnant woman's stomach
She proudly showed her baby bump in the photo.
她在照片中自豪地展示了她的孕肚。
a raised part on a flat surface
The road has a big bump that makes cars jump.
路上有一个大凸起,让汽车颠簸跳起。
a small accident where a vehicle hits something
There was a minor bump when two cars touched.
两车相碰发生了一起小事故。
a birthday tradition of lifting a child up and down for each year of age
For her birthday, we gave her the bumps as a fun tradition.
为了庆祝她的生日,我们按照有趣的传统给她举行了颠簸仪式。