summer-piece

短语

词形变化

summer-pieces 复数 summer-pieces

释义与例句

n.
  1. 1.

    a horizontal load-bearing beam in a building or other structure; (in later use) spec. the main beam supporting the girders or joists of a floor (or occasionally the rafters of a roof).

    废旧 建筑
  2. 2.

    a fireboard

    美国