stairn.楼梯
stair riser梯级起步
stair horse楼梯支架
stair-rodn.(楼梯上防止地毯滑落的)地毯棍
stair light楼梯灯
stair shaft梯井
staircarpetn.铺在楼梯上的地毯
stair tread梯板
staircasingn.台阶化;阶梯效应
stair-well楼梯井
stair soffit楼梯底面