A raised ornament, such as one at the intersection of the ribs in a vaulted roof.
A raised ornament, such as one at the intersection of the ribs in a vaulted roof.
凸饰凸出来的装饰物，如在拱形屋顶的扇形拱交叉处的凸饰
A raised ornament, such as one at the intersection of the ribs in a vaulted roof.
凸饰凸出来的装饰物，如在拱形屋顶的扇形拱交叉处的凸饰