bump
过去式：bumped
过去分词：bumped
现在进行时：bumping
名词复数：bumps
词形变化：
动词过去式: bumped | 动词过去分词: bumped | 动词现在分词: bumping | 动词第三人称单数: bumps |
词义辨析：
同义:
vi.碰, 撞
hit
shake
push
collide
同义参见:
lump1
knot
knob
jounce
jostle
impact1
hustle
hurtle
hunch
hump
smash
shove
flap
clash
release
elbow
pimple