Ln×K2 is called ladder.
图Ln×K2称为梯子。
Pn×K2 is called ladder.
图Pn×K2称为梯子。
the rounds of a ladder
梯级, 梯子的横档
Don t climb that ladder--it s not secure.
别爬上那个梯子，梯子不牢靠。
The thief got into the house by means of a ladder.
窃贼用梯子爬进了房子。
paint, brushes, ladders, lamps, et cetera.
油漆， 刷子 ，梯子， 灯等等。
A ladder or stairway within a hatchway.
地窖口、舱口或天窗的梯子或楼梯
individual-rung ladder
各节梯级都固定在建筑物上的梯子
The ladder looks unsafe, I would not care for it to fall down while you were at the top.
梯子看来不安全；你在梯子顶上时但愿梯子别倒下来。
Mr. Sheff climbed up the ladder while his son was holding on to it tightly.
雪夫先生爬上梯子，而他的儿子却紧紧抓住梯子。
extension ladder
(消防用的)伸缩梯子
The ladder rests firmly against the tree.
梯子稳固地靠在树上
The ladder will be more secure here.
梯子靠这儿比较牢稳。
The ladder was upright against the wall.
梯子直着靠在墙上。
I propped the ladder against the wall.
我把梯子靠着墙放。
He felt the ladder shake.
他感觉到梯子晃了一下。
Bring me the steps please.
请把梯子给我搬来。
The boy ascended the ladder.
这男孩爬上了梯子。
The boy was getting down a ladder.
男孩正从梯子上下来。
He stood the ladder against the wall.
他把梯子靠墙放着。