查看语言环境：echo $LANG

中文语言包:

language-pack-zh-hans 简体中文

language-pack-zh-hans-base

language-pack-zh-hant 繁体中文

language-pack-zh-hant-base

安装中文语言包：sudo apt-get install language-pack-zh-han*

运行语言支持检查：sudo apt install $(check-language-support)

修改配置文件：vim /etc/default/locale

将原始内容注释掉或删掉，替换为如下内容：

LANG="zh_CN.UTF-8"
LANGUAGE="zh_CN:zh"
LC_NUMERIC="zh_CN"
LC_TIME="zh_CN"
LC_MONETARY="zh_CN"
LC_PAPER="zh_CN"
LC_NAME="zh_CN"
LC_ADDRESS="zh_CN"
LC_TELEPHONE="zh_CN"
LC_MEASUREMENT="zh_CN"
LC_IDENTIFICATION="zh_CN"
LC_ALL="zh_CN.UTF-8"

修改环境文件：vim /etc/environment

不修改原有内容！！！直接在原内容下面新开一行加入下列内容：

LANG="zh_CN.UTF-8"
LANGUAGE="zh_CN:zh"
LC_NUMERIC="zh_CN"
LC_TIME="zh_CN"
LC_MONETARY="zh_CN"
LC_PAPER="zh_CN"
LC_NAME="zh_CN"
LC_ADDRESS="zh_CN"
LC_TELEPHONE="zh_CN"
LC_MEASUREMENT="zh_CN"
LC_IDENTIFICATION="zh_CN"
LC_ALL="zh_CN.UTF-8"

重启：reboot