使用的是清华源
1、安装texlive
sudo apt install texlive-full
2、安装texstudio
sudo apt install texstudio
3、测试，新建tex文件，拷贝下面代码，运行
documentclass{article}
usepackage{CJKutf8}
egin{document}
egin{CJK}{UTF8}{gkai}
Hello latex!\
这是一个楷体中文测试，处理简体字。\
end{CJK}
end{document}
结果如下：
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每一个不曾起舞的日子，都是对生命的辜负。
But it is the same with man as with the tree. The more he seeks to rise into the height and light, the more vigorously do his roots struggle earthward, downward, into the dark, the deep - into evil.
其实人跟树是一样的，越是向往高处的阳光，它的根就越要伸向黑暗的地底。----尼采