Ubuntu 14.04 Lts was announced the day before yesterday (2014.4.17), I upgraded my system to the latest and experienced the latest UI system.
I chose Ubuntu gnome GUI interface. I used to have a system that was 12.04lts and chose the graphical interface of the GNOME shell.
1.163 Update Source
deb http:/ /mirrors.163.com/ubuntu/trusty main restricted universe Multiversedeb http://mirrors.163.com/ubuntu/trusty-security Main restricted universe multiversedeb http://mirrors.163.com/ubuntu/trusty-updates main restricted universe Multiversedeb http://mirrors.163.com/ubuntu/trusty-proposed main restricted universe Multiversedeb/HTTP Mirrors.163.com/ubuntu/trusty-backports main restricted universe multiversedeb-src http://mirrors.163.com/ubuntu/ Trusty main restricted universe multiversedeb-src http://mirrors.163.com/ubuntu/trusty-security main restricted Universe multiversedeb-src http://mirrors.163.com/ubuntu/trusty-updates main restricted universe MULTIVERSEDEB-SRC http://mirrors.163.com/ubuntu/trusty-proposed main restricted universe multiversedeb-src http://mirrors.163.com/ Ubuntu/trusty-backports main restricted universe multiverse
163 download the corresponding image http://mirrors.163.com/ubuntu-releases/14.04/
2. Ubuntu Gnome System
The new GNOME Shell management interface
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Browser (Chrome and Firefox)
File system, this interface is simple and beautiful
Emacs Interface Style
Input method settings and Fcitx-wubi Input method
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Interfaces such as Power/network
System Setup Main interface
Search interface
When the program is long, the Gnome-shell is still neatly arranged
Screensaver screen and lock screen interface
Ubuntu 14.04LTS Gnome GUI first experience and 163 update source Configuration