pediment/ˈpedɪmənt; `pɛdəmənt/ n(architecture 建) (usu) triangular part above the entrance of a building, first used in the buildings of ancient Greece （通常为）三角楣饰（最初用於古希腊的建筑物上）. =>illus at column 见 column 插图.
牛津英汉双解词典