n.[C]

1. 梯子
   The boy ascended the ladder.

   这男孩爬上了梯子。

2. 梯状物；阶梯；（发迹等的）途径
   Diligence is often a ladder to success.

   勤勉常常是通往成功的阶梯。

vi.

1. 成名，发迹

vt.

1. 在……上装设梯子

n.

1. a structure consisting of a series of bars or steps between two upright lengths of wood, metal, or rope, used for climbing up or down.
2. a hierarchical structure, especially as providing a means of advancement.
3. Brit. a vertical strip of unravelled fabric in tights or stockings.

v.