转自：http://codespider.is-programmer.com/posts/25247.html
X11相关的配置位于/etc/X11下。
xterm的配置是/etc/X11/app-defaults/XTerm。在XTerm后加入如下配置：
!xterm font and locale xterm.locale:true xterm.utf8: true xterm*utf8Title:true xterm*fontMenu*fontdefault*Label:Default xterm*faceName:Consolas:antialias=true:pixelsize=18:italic xterm*faceNameDoublesize:WenQuanYi Micro Hei Mono:pixelsize=18:antialias=true:italic xterm*xftAntialias:true xterm*cjkWidth:false xterm*background:black xterm*foreground:green xterm*color0: #000000 xterm*color1: #CC0000 xterm*color2: #4E9A06 xterm*color3: #C4A000 xterm*color4: #3465A4 xterm*color5: #75507B xterm*color6: #06989A xterm*color7: #D3D7CF xterm*color8: #555753 xterm*color9: #EF2929 xterm*color10: #8AE234 xterm*color11: #FCE94F xterm*color12: #729FCF xterm*color13: #AD7FA8 xterm*color14: #34E2E2 xterm*color15: #EEEEEC !解决Alt键不好使 xterm*eightBitInput:false xterm*altSendsEscape:true