单词：triforium
音标：[trai'fɔ:riәm] ；
n. 教堂拱门上的三拱式拱廊
n. The gallery or open space between the vaulting and the
roof of the aisles of a church, often forming a rich arcade in the
interior of the church, above the nave arches and below the clearstory
windows.
roof of the aisles of a church, often forming a rich arcade in the
interior of the church, above the nave arches and below the clearstory
windows.
词型变化：名词复数形式 : triforiums