They ascended two stories by a large staircase with a wooden rail, whose warped stairs inclined to the side opposite the wall, and seemed on the point of falling.

他们沿着一个带木栏杆的大楼梯爬上两层楼，楼梯弯曲的楼梯向墙对面倾斜，似乎快要掉下来了。