影壁是设置在大门外或内的一个建筑附件,主要为遮挡之用。大门外的影壁是为遮挡对门房屋顶部的杂物;而门内的影壁则为遮挡外人的视线,不能对院内一览无余。在说影壁之前,要先说门楼。影壁是随门楼或山门而建。没有门楼,何谈影壁。老北京的院落,大到达官贵戚的府邸,寺庙道观的山门,小到胡同内的四合院,甚至是小门小户的门楼,几乎都有影壁。影壁几乎像大门样,不可或缺。影壁不像胡同四合院那样惹人瞩目,与整个院落相比,似乎有 Film wall is set outside or inside the main entrance of a building, mainly for shielding purposes. Outside the gate of the movie wall is to block the door of the debris at the top of the house; while the video wall inside the door is to block outsiders of sight, can not glance over the hospital. Before talking about the video wall, we should first say that the gatehouse. Video wall is built with the gatehouse or gate. No gatehouse, let alone film wall. The courtyard of the old Beijing, big palace to reach the official Qi Qi, Temple Taoist temple gate, as small as the alley within the courtyard, and even the small door of the gatehouse, almost all have walls. Shadow wall is almost like the door, indispensable. The stucco is not as eye-catching as the alley-like courtyard and seems to be compared to the entire courtyard