ladder 美 [ˈlædɚ] n.梯子，阶梯
英文释义：
a piece of equipment for climbing up and down a wall, the side of a building
双语例句：
If you have to climb up, use a sturdy ladder.
如果非要爬上去，就找把结实的梯子。
,
ladder 美 [ˈlædɚ] n.梯子，阶梯
英文释义：
a piece of equipment for climbing up and down a wall, the side of a building
双语例句：
If you have to climb up, use a sturdy ladder.
如果非要爬上去，就找把结实的梯子。
,
