curb

/kərb/

an edge between a sidewalk and a roadway consisting of a line of curbstones (usually forming part of a gutter)

中文释义：路缘；边石

The car mounted the curb and hit a lamppost.

汽车冲上路缘，撞上了一根灯柱。

Children should be taught to wait at the curb before crossing the street.

应该教育孩子在过马路前在路缘处等待。