an artificial slope(人造)斜坡,坡道
I pushed the wheelchair up the ramp and into the supermarket.我沿坡道把轮椅推进了超市。
UK a raised strip built into a road to make vehicles drive more slowly(路面上使车辆放慢速度的)凸起减速带
US UK slip road a short road on which vehicles join or leave a main road支路