The title of the novel "window" can have many meanings. Here are some common ones: The window was a part of the room, representing the function and environment of the room. The novel could use the description of the window to show the layout, lighting, atmosphere, and so on. The window could be a symbol of hope, dreams, freedom, and so on. For example, some novels could express the protagonist's inner desire and pursuit through the image of the window. The window can also be a clue that leads the reader into the story. For example, some novels could use the plot and characters of the window to lead to the subsequent plot and development of the story. The fourth window could also be a metaphor that hinted at the theme and emotions of the novel. For example, some novels could use the material, color, and shape of the window to metaphor the protagonist's emotional state and inner feelings. "Window" was a very meaningful topic that could be interpreted and applied according to different angles and purposes.