groined vault

英 美
  • 交叉穹顶,穹棱拱顶
  • groined n.腹股沟;交叉拱;弧棱;防波堤v.做成穹棱;造防波堤
  • vault n.窖;穹;地下室;撑竿跳vt.做成圆拱形;撑竿跳跃vi.跳跃
Noun:
  1. two barrel vaults intersecting at right angles