1.
Are you going to do step aerobics today?
伱今天要做阶梯踏步的有氧运动吗？
2.
The applicable calculation of steel in the steel reinforced concrete bridge-stair steps;
钢筋混凝土梁式楼梯踏步板截面配筋的实用计算
3.
Turnable treads steel gangway ladder
GB/T1391-1987活动踏步钢质舷梯
4.
Fixing arc step aluminum alloy accommodation ladders
GB/T14360-1993固定弧形踏步铝质舷梯
5.
One of the steps of a winding staircase.
斜踏步转弯的楼道处的一个梯阶
6.
The upper horizontal part of a step in a staircase.
踏步板楼梯中一个台阶上的水平的上部
7.
lifts, floor charts, stair treads, landings
电梯, 楼面图, 楼梯踏板, 楼梯平台
8.
The horizontally projecting edge of a stair tread.
凸出楼梯踏板水平突沿
9.
Slowly he descended to the ground floor.
他慢慢地走到楼梯口，踏着楼梯走下去。
10.
They had not traversed many steps of the long main staircase when he stopped, and stared at the roof and round at the walls.
他们才踏上长长的主楼梯没几步，老人便停下了脚，盯着房顶和四壁细看。
11.
Our main products: plastic steel footstep climbing ladder,851 polyurethane water-proof paint, cemet seepage-proof water repeellent, leakage-resistant device.
本公司现主要经销产品有：塑钢铁踏步爬梯、51聚氨酯防水涂料、泥抗渗防水剂、漏宝等等。
12.
The two strands of the double helix are linked by pairs of nucleic acids like the treads in a spiral staircase.
这个双螺旋结构的两股之间是由成对的核酸联结的，它们就像螺旋式楼梯中的踏步板。
13.
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
14.
The trunks were like the rounds of a ladder, by which we mounted.
树杆象梯子的踏级，我们踏着树杆向上爬去。
15.
The stair treads were covered with rubber to prevent slipping.
楼梯踏板上铺了橡皮，以防滑跌。
16.
She is stalking the streets.
她在街上大踏步地走着。
17.
Mr. Wang stalked out of the room.
王先生大踏步走出房间。
18.
He never stepped foot on foreign soil.
他从未踏出国门一步。