This is the default script execution mode. 這是默認的腳本執行模式。
Application and script execution engine pass images expressed as bitmaps or PostScript notation to the window manager which presents those images to the user. 應用程序和腳本執行引擎通過圖像表示點陣圖或附言符號的窗口管理器把這些圖片發送給用戶。