北京城犹如一块方方正正的大棋盘。城里有大街、胡同四通八达。胡同原是蒙古语,水井的意思。棋盘式格局造就了胡同的走向要么正南正北、要么正东正西,仿佛随了北京人耿直的性格。本文照片拍摄于上世纪90年代,尽管创作的初衷是想给年近不惑的笔者留下一份珍贵的有关胡同夜晚记忆,保持着还原夜的颜色本质,但由于受拍摄条件所限,五彩斑斓的灯光还是干扰了色温的准确,照片不免有些白璧微瑕。当时用的胶卷是135日光型反转片,后经 Beijing is like a big square board. There are streets in the city, alley in all directions. Hutong originally Mongolian, wells meaning. Chessboard pattern created the direction of the alley is either south of the north, or is the east-west, as if with the Beijingers upright character. This photo was taken in the 90s of last century, although the original intention of creation was to give the author, who is near-indolent, a precious night-time memory of the alley and maintain the essence of the color of the night. However, due to limited shooting conditions and colorful conditions, The light or interfere with the accuracy of color temperature, the photo can not help but some white Bi slight flaws. At that time the film used was 135 sun-type reversal film, after