“楼梯井”用英语怎么说

她转身穿过房子阴暗的楼梯井.She went up through the dark well of the house.楼梯井中安装了电梯.The lift is fitted in the centre of the stairwell.在二楼和三楼不锈钢网格构成楼梯井,将卧室空间和公共交通空间空间式地分离开来.On the second and third floors stairwell a stainless steel me...