梯式靠背

例句：

1. 1. The designer's office has a unique ladder-backed chair that is both comfortable and stylish.
   设计师的办公室有一个独特的阶梯式背靠椅，既舒适又时尚。
2. 2. The new sofa has a ladder-backed design, providing ample support for the user's back.
   这款新沙发采用了阶梯式背靠设计，为使用者提供了充足的背部支撑。
3. 3. The ladder-backed armchair is perfect for lounging in comfort after a long day at work.
   阶梯式扶手椅非常适合在工作日结束后放松休息。