方墙四角圆穹顶支承拱位于顶穹边缘和每对相邻支撑圆拱之间拱形结构的三角形部分

方墙四角圆穹顶支承拱位于顶穹边缘和每对相邻支撑圆拱之间拱形结构的三角形部分的英文翻译

基本释义

• A triangular section of vaulting between the rim of a dome and each adjacent pair of the arches that support it.