pedestrianize
verb [ T ] (UK usually pedestrianise) uk/pəˈdes.tri.ə.naɪz/ us/pəˈdes.tri.ə.naɪz/
使（某一地区）无车辆行驶，使成为步行区
to make an area into one where vehicles are not allowed to go
They are pedestrianizing the town square. 他们正把城镇广场变成步行区。