我认为这样伸手式的提问是不好的，下次有类似的需求建议去淘宝店 ```tex \documentclass[zihao=-4,fontset=none]{ctexart} \usepackage[ UseMSWordMultipleLineSpacing, MSWordLineSpacingMultiple=1.5 ]{zhlineskip} \setCJKmainfont{宋体}[AutoFakeBold=true] \setCJKsansfont{黑体}[AutoFakeBold=true] \ctexset{ section={ format=\zihao{4}\bfseries, beforeskip=\baselineskip, afterskip=\baselineskip, fixskip=true, }, subsection={ format=\zihao{-4}\bfseries, }, subsubsection={ indent=2\ccwd, }, } \def\biaoti#1{\begingroup\centering\zihao{-3}\sffamily\bfseries #1\par\endgroup} \def\test{test test 测试文字} \begin{document} \biaoti{\test} \test \section{\test} \test \test \subsection{\test} \test \subsubsection{\test} \end{document} ```