http://www.lulinux.com/archives/334
andikan.github.io/blog/2012/09/23/ubuntu-keyboard-input/
https://wiki.archlinux.org/index.php/IBus_%28%E7%AE%80%E4%BD%93%E4%B8%AD%E6%96%87%29
http://blog.csdn.net/mudongliangabcd/article/details/44747231
http://www.ubuntu-tw.org/modules/newbb/viewtopic.php?topic_id=41954&forum=5
http://guli3057.blog.51cto.com/6809117/1183410
原文：http://www.cnblogs.com/jvava/p/4574595.html