intrados是什么意思

n.拱之下面,内弧面,穹隆之内面

1. The arches of the cathedral were supported by the intrados.
教堂的拱门由内拱支撑。

2. The decorative patterns on the intrados added elegance to the building.
内侧拱面上的装饰图案使建筑更加雅致。

（建筑学）内拱；（建筑学）内侧拱面