masonry         
noun [ U ] uk/ˈmeɪ.sən.ri/ us/ˈmeɪ.sən.ri/
 (建筑上用的)砖,石料
the bricks and pieces of stone that are used to make a building
  Several of the firefighters were injured by falling masonry. 几名消防队员被落下的砖石砸伤。 
  石工技艺,砖瓦工技艺
the skill of building with brick and stone