凯旋门是一种建筑形式,最早出现在罗马帝国时代,其主要作用在于迎接和纪念凯旋的队伍,或用于纪念某一重大事件。凯旋门一般用石块砌成,形状极似门楼,迎面有一个或三个拱形门洞。中央的门洞高大宽阔,门洞上面有高高的女儿墙,门洞上和女儿墙的墙面上铭刻着歌功颂德的文字和美丽的浮雕。 The Arc de Triomphe was an architectural form that first appeared in the Roman Empire. Its main function was to welcome and commemorate the triumphant team or to commemorate a major event. The Arc de Triomphe is usually built of stones, shaped like a gatehouse, with one or three arched door openings facing it. The central entrance is tall and wide, with a tall parapet wall above the doorway, and on the wall of the door opening and on the wall of the parapet is etched with words and beautiful reliefs.