Modern Ziweicheng

In architecture, a window refers to an opening built on a wall or roof to let light or air into a room. As early as the Sui Dynasty in China, there were windows that could be opened and closed automatically in the Guanwen Temple in the Wei Zi Palace. In fact, the original meaning of window and door refers to window and door respectively, while in modern Chinese, window only refers to window. "Window" was originally called "chimney" ("chimney" is a common word), that is, a hole is left in the wall, and the window lattice in the frame can transmit light or smoke, and the prefix "hole" is added to form pictophonetic characters. Shuowen says: "On the wall, it says _, and in the house, it says" chimney ". Window, or from the hole. " The window frame is responsible for supporting the main structure of the window, and the material can be wood, metal, ceramic or plastic. The transparent part is attached to the window frame, and the material can be paper, cloth, silk or glass.