curb cut

curb-cut的词性：
n.（名词）

1. A small ramp built into the curb of a sidewalk to ease passage to the street, especially for bicyclists, pedestrians with baby carriages, and physically disabled people.
路缘坡：一种小的建入人行道路缘的小斜坡，以使人可以方便地进入街道，尤指专为骑自行车者、推着婴儿车的行人以及残疾人设置的坡