阶式山墙的英文：
stepped gable

stepped是什么意思：
v. step的过去式和过去分词；举步，行走

step by step welding
跨步焊法

It is a step class.
这是踏板操训练班。

They are not in step with the times.
他们跟不上时代的步伐。

the execution of steps
舞步表演

To work step by step is as good as riding in a carriage.
安步当车

gable是什么意思：
n. 山形墙,人字板

His first job in Hollywood was as a double for Clrak Gable.
他在好莱坞的第一个工作是作为克拉克盖保的替身演员。

The edge of the tiling that projects over a roof gable.
山墙突瓦，檐口瓦，滴水瓦突出在屋顶的山墙上的盖瓦的边缘

One of a series of steps or steplike projections on the top of a gable wall.
鸟步山墙顶上一系列踏步或踏步状突出的上步

The whole end wall of a building or wing having a gable roof.
三角墙，山墙建有人字形屋顶的房屋的整个末端墙面

A roof with two slopes that form a triangle at each end is called a gable roof.
有两个斜面的屋顶在两端各成一个三角形，称为山形墙屋顶。