an antechamber, porch, or distinct area at the western entrance of some early Christian churches, separated off by a railing and used by catechumens, penitents, etc. (一些基督教早期教堂)前廊(位于西入口处,以围栏分开,供新信徒和悔罪者使用) ■an antechamber or large porch in a modern church (现代教堂的)前厅