特重型铝楼梯板要求提供。
Extra heavy duty aluminum stair treads available upon request.
沿着黑暗的木楼梯上去，你会进入洞穴状的带有玻璃天花板的大厅。
Pad down the dark wooden stairs and you're in the cavernous, glass-ceilinged main hall.
当链长，你可以德拉沿着天花板或楼梯扶手他们。
When the chains are long, you can drap them along the ceiling or stair rail.
当链长，你可以德拉沿着天花板或楼梯扶手他们。
When the chains are long, you can drap them along the ceiling or stair rail.
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