Steps:
View the current system's default language
echo $ LANG
View the system libraries Supported languages
locale
If you do not want to set the language need to install it
yum groupinstall chinese-support -y
Modify the configuration file /etc/locale.conf
vim /etc/locale.conf
LANG=en_US.UTF-8
Reload it
source /etc/locale.conf
The terminal can also modify their own
Note: If you have modified, or re-open the terminal, so remember to look at / etc / profile and /HOME/.bash_profile (eg /root/.bash_profile), see inside there is no configuration LANG =