spiral staircase

短语

n. 螺旋梯; 盘梯

发音

其它

词形变化

spiral staircases 复数 spiral staircases

释义与例句

n.
  1. 1.

    A staircase in the form of a helix, in any of several forms with or without a central pole (a newel).

    螺旋楼梯