执行以下操作：
sudo add-apt-repository ppa:irie/elisp
sudo apt-get update
and install ibus-el package:
sudo apt-get install ibus-el
emacs配置文件中加
(require 'ibus)
;; Turn on ibus-mode automatically after loading .emacs
(add-hook 'after-init-hook 'ibus-mode-on)
;; Use C-SPC for Set Mark command
(ibus-define-common-key ?\C-\s nil)
;; Use C-/ for Undo command
(ibus-define-common-key ?\C-/ nil)
;; Change cursor color depending on IBus status
(setq ibus-cursor-color '("red" "blue" "limegreen"))
;; Use s-SPC to toggle input status
(global-set-key (kbd "s-SPC") 'ibus-toggle)
重启emacs
M-x ibus-enable即可。