side-step ladder

A chair with such a back.

梯式靠背椅有这样靠背的椅子

A chair back consisting of two upright posts connected by horizontal slats.

梯式靠背由水平梯极横木相连的两根立柱组成的椅子靠背

morris chair

莫里斯式靠椅(可自由调节靠背斜度)

Discussion on the Control of Reversible Pumped-storage Unit Starting in Back-to-back Mode

可逆式抽水蓄能机组背靠背启动过程控制探讨

a swimming stroke that resembles the crawl except the swimmer lies on his or her back.

一种游泳方式既除了依靠人的后背外就象爬行。

Numerical Research on Sensory Characteristics of the Velocity Measurement Probe of Back-Depend Type;

靠背式测速探头感受特性的数值模拟研究

Direct-Driven Wind Power Generation System Based on Back-to-Back Three-Level Converter

基于背靠背三电平电压变换器的直驱式风力发电系统

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 stood the ladder against the wall.

他把梯子靠墙放着。

Tom set the ladder against the wall.

汤姆把梯子靠在墙上。

Stand the ladder (up/upright) against the wall.

把梯子竖起来靠在墙上.

Don t climb that ladder--it s not secure.

别爬上那个梯子，梯子不牢靠。

escalator tunnel

阶梯式自动电梯隧道

carved-back chair

格背椅[靠背有雕刻者

Either of the two side projections on the back of a wing chair.

椅背翼翼状靠背扶手椅的靠背上的两侧突出物