curb cut
noun [ C ] US uk/ˈkɜːb ˌkʌt/ us/ˈkɝːb ˌkʌt/ (UK dropped kerb)
（经切割后降低高度，与马路相平，方便轮椅、婴儿车等上下人行道的）路缘矮坡，下沉式路缘
a place where the kerb (= edge of a raised path next to the road) is made to slope down to the level of the road, so it is easier for people with vehicles such as wheelchairs or pushchairs to get on or off the path
The community began to build ramps into buildings, make curb cuts and equip buses with chair lifts. 社区开始在楼内修建坡道，切割降低路缘，并为公共汽车配备升降椅。