英语翻译
vaultcrown of archbow of headvaultingsarch crowncrownapex of arch
实用例句
- 拱顶石位于拱顶的塞缝石
The keystone in the crown of an arch. - 枝肋哥特式拱顶上的一种用于加固的肋,连接主肋上的交点或凸饰
A reinforcing rib used in Gothic vaulting to connect the intersections and bosses of the primary ribs.