cavity wall

英 [ˌkævəti ˈwɔːl]

美 [ˌkævəti ˈwɔːl]

n.  (有保暖作用的)空心墙，夹壁墙

医学

牛津词典

noun

• （有保暖作用的）空心墙，夹壁墙
  a wall consisting of two walls with a space between them, designed to prevent heat from escaping
  1. cavity wall insulation
     空心墙隔热

柯林斯词典

• N-COUNT (隔音或防寒的)空心墙，夹层墙
  Acavity wallis a wall that consists of two separate walls with a space between them. Cavity walls help to keep out noise and cold.
  1. ...cavity wall insulation.
     空心墙隔音材料

英英释义

noun

• a wall formed of two thicknesses of masonry with a space between them

双语例句