diff --git a/.gitignore b/.gitignore
index 51d8bc5..87ef7b3 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,69 @@
-report.aux
+## LaTeX 编译中间文件
+
+# 主文件对应的所有辅助文件
+report.aux
 report.log
+report.toc
+report.lof
+report.lot
+report.out
 report.synctex.gz
+report.synctex(busy)
+report.fls
+report.fdb_latexmk
+report.xdv
+report.bbl
+report.blg
+report.spl
+report.idx
+report.ilg
+report.ind
+report.nav
+report.snm
+report.vrb
+report.lol
+report.lox
+report.glo
+report.ist
+report.acn
+report.acr
+report.alg
+report.gls
+report.glsdefs
+report.run.xml
+report.bcf
+report.tag
+report.maf
+report.mtc*
+report.ttt
+report.ptc*
+
+# 通用模式（覆盖所有文件名）
+*.aux
+*.log
+*.toc
+*.lof
+*.lot
+*.out
+*.synctex.gz
+*.fls
+*.fdb_latexmk
+*.xdv
+*.bbl
+*.blg
+*.idx
+*.ilg
+*.ind
+*.nav
+*.snm
+*.vrb
+*.lol
+*.glo
+*.glg
+*.gls
+*.ist
+*.bcf
+*.run.xml
+
+# 保留 PDF 成品
+!report.pdf
diff --git a/report.lof b/report.lof
deleted file mode 100644
index 139039e..0000000
--- a/report.lof
+++ /dev/null
@@ -1,2 +0,0 @@
-\contentsline {figure}{\numberline {1}{\ignorespaces 这是一个示例图片\relax }}{3}{figure.caption.2}%
-\contentsfinish 
diff --git a/report.lot b/report.lot
deleted file mode 100644
index 1769706..0000000
--- a/report.lot
+++ /dev/null
@@ -1,2 +0,0 @@
-\contentsline {table}{\numberline {1}{\ignorespaces 一个表格的实例\relax }}{2}{table.caption.1}%
-\contentsfinish 
diff --git a/report.pdf b/report.pdf
index 5b45823..b78edde 100644
Binary files a/report.pdf and b/report.pdf differ
diff --git a/report.toc b/report.toc
deleted file mode 100644
index 6e622c0..0000000
--- a/report.toc
+++ /dev/null
@@ -1,13 +0,0 @@
-\contentsline {section}{\numberline {1.}准备工作}{1}{section.1}%
-\contentsline {section}{\numberline {2.}字体}{1}{section.2}%
-\contentsline {section}{\numberline {3.}标题}{1}{section.3}%
-\contentsline {subsection}{\numberline {3.1}这里是二级标题}{1}{subsection.3.1}%
-\contentsline {subsubsection}{\numberline {3.1.1}这里是三级标题}{1}{subsubsection.3.1.1}%
-\contentsline {section}{\numberline {4.}列表}{1}{section.4}%
-\contentsline {subsection}{\numberline {4.1}无序列表}{1}{subsection.4.1}%
-\contentsline {subsection}{\numberline {4.2}有序列表}{2}{subsection.4.2}%
-\contentsline {section}{\numberline {5.}图表信息}{2}{section.5}%
-\contentsline {section}{\numberline {6.}代码}{3}{section.6}%
-\contentsline {section}{\numberline {7.}文本框}{4}{section.7}%
-\contentsline {section}{\numberline {8.}图标}{5}{section.8}%
-\contentsfinish