a drawing of a staircase with a handrail and a handrail on the side of the staircase, with a handrail at the top of the stair, Carpoforo Tencalla, northwest school, isometric view, a digital rendering
一张带扶手的楼梯图,楼梯侧面有扶手,楼梯顶部有扶手,Carpooro Tencalla,西北学校,等距视图,数字渲染