retaining wall

短语

n. 拥壁，挡土墙，护岸

词形变化

retaining walls 复数 retaining walls

释义与例句

n.
  1. 1.

    Any of several structures used to restrain a vertical-faced mass of earth.

    护土墙

    工程

词汇关系

名词

上位词 1

wall