Wipe off the ground of stair armrest and.
抹扶手和拖楼梯的地面。
Clutch stair armrest, move carefully step by step.
抓紧楼梯扶手，一步步谨慎地移动。
The content that stair contains is very much, arrive greatly the form of whole space style, baluster, small wait for sort to the form of the design of armrest, footfall and lamps and lanterns.
楼梯包含的内容很多，大到整个空间格调、栏杆的形式，小到扶手的款式、踏步的形式及灯具等种类。
The content that stair contains is very much, arrive greatly the form of whole space style, baluster, small wait for sort to the form of the design of armrest, footfall and lamps and lanterns.
楼梯包含的内容很多，大到整个空间格调、栏杆的形式，小到扶手的款式、踏步的形式及灯具等种类。
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