阶梯的英文：
ladder

Step wedge
阶梯楔块

Step-wedge calibration film
阶梯-楔块校准片

The world is a ladder for some to go up and others to go down.
世界如阶梯，有人上有人下。

The photo above shows glacial till on a terrace cut.
上面照片中显示的是一阶梯型切口上的冰碛物。

A file of students was coming down the steps.
学生鱼贯走下阶梯。

Step-wedge comparison film
阶梯-楔块比较片

A valiant turns difficulties into a stepping-stone for his advance.
勇士把困难化作前进的阶梯。

The old woman held tightly to the railing as she came down the steps.
那位老太太下阶梯时紧紧抓住扶手。

Will China succeed in hauling itself up the technological ladder?
中国能否成功攀登技术的阶梯？

He is still on the bottom rung of the political ladder.
他尚处于政治阶梯的最低一级。

the ladder of fame
成名的步骤

shorten a ladder
缩合梯子

The ladder blew sideways.
那梯子从一旁倒下了。

Rest the ladder against the wall.
把梯子靠在墙上吧。

There was a workman up the ladder.00
有一个工人在梯子上工作。