stair
[stεə]
n. 楼梯，阶梯；梯级
同义词
参考例子
1.Clutch stair armrest, move carefully step by step.
抓紧楼梯扶手，一步步谨慎地移动。
2.Also, please provide each length size of the stair board.
并且，请提供每一级阶梯的长度的尺寸。谢谢！！
3.To simplified the designing, diagram presentation, construction and profile of helicoidal stair, the formation of helicoid is analyzed, and it′s mathematical model is studied.
为简化旋转楼梯的设计、图示、施工及剖面形状，对螺旋面的形成进行了分析，建立了螺旋面的数学模型。
英文解释
n.
1.support consisting of a place to rest the foot while ascending or descending a stairway
网络释义
stair
楼梯; 阶梯; 梯阶; 梯级;
escape stair
太平梯; 疏散楼梯; 安全梯; 防火楼梯;
Steel Stair
钢楼梯;
back stair
后楼梯，辅助楼梯; 后楼梯; 辅助楼梯;
stair hall
楼梯间;