我想这栋房子是根据大约摸盖的，楼梯的台级高高低低，尺寸都不一样。

I think this house was built more by guess and by God than anything else. There's hardly a step on the staircase that's the same height as another.

他倒栽葱摔下楼梯。

He fell head first down the stairs.

台虎钳?。

Table vice?

住房外面有楼梯，公司已经开始用网罩盖住楼梯，以防止工人跳楼。

The living quarters have stairs running up the outside walls and the company has begun covering them with nets to prevent people from jumping.

他们一起登上黑洞洞的楼梯。

Together they climbed the dark stairs.