host： window7 32 bit.
1. 安装debian + kde
2.配置
(1)sources.list
随便找了一个中科大的源:
deb http://debian.ustc.edu.cn/debian stable main contrib non-free deb-src http://debian.ustc.edu.cn/debian stable main contrib non-free deb http://debian.ustc.edu.cn/debian proposed-updates main contrib non-free deb-src http://debian.ustc.edu.cn/debian proposed-updates main contrib non-free deb http://debian.ustc.edu.cn/debian-security stable/updates main #非官方软件包仓库 deb http://debian.ustc.edu.cn/debian-uo sid marillat rareware misc ustc deb-src http://debian.ustc.edu.cn/debian-uo sid marillat rareware misc ustc deb http://security.debian.org/ stable/updates main contrib non-free
之后apt-get update.
2.Installing Guest Additions on Debian
Login as root; Update your APT database with apt-get update; Install the latest security updates with apt-get upgrade; Install required packages with apt-get install build-essential module-assistant; Configure your system for building kernel modules by running m-a prepare; Click on Install Guest Additions… from the Devices menu, then run mount /media/cdrom. Run sh /media/cdrom/VBoxLinuxAdditions.run, and follow the instructions on screen.
3. virtualbox开启3D硬件加速。
4. 安装compiz,参考：http://wiki.debian.org/Compiz.
5. 安装字体