diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index db30ab3..8961013 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -32,49 +32,50 @@
     <option name="hideEmptyMiddlePackages" value="true" />
     <option name="showLibraryContents" value="true" />
   </component>
-  <component name="PropertiesComponent">{
-  &quot;keyToString&quot;: {
-    &quot;DefaultHtmlFileTemplate&quot;: &quot;HTML File&quot;,
-    &quot;JavaScript 调试.output.html (1).executor&quot;: &quot;Run&quot;,
-    &quot;JavaScript 调试.output.html.executor&quot;: &quot;Run&quot;,
-    &quot;JavaScript 调试.regex_中文.html.executor&quot;: &quot;Run&quot;,
-    &quot;JavaScript 调试.test2.html.executor&quot;: &quot;Run&quot;,
-    &quot;JavaScript 调试.test2_英文.html.executor&quot;: &quot;Run&quot;,
-    &quot;JavaScript 调试.test4-1_中文.html.executor&quot;: &quot;Run&quot;,
-    &quot;JavaScript 调试.互联网认证授权机制.html.executor&quot;: &quot;Run&quot;,
-    &quot;JavaScript 调试.互联网认证授权机制_英文.html.executor&quot;: &quot;Run&quot;,
-    &quot;JavaScript 调试.毕业论文_英文.html.executor&quot;: &quot;Run&quot;,
-    &quot;ModuleVcsDetector.initialDetectionPerformed&quot;: &quot;true&quot;,
-    &quot;Python 测试.Python 测试 (markdown_mask.py 内).executor&quot;: &quot;Run&quot;,
-    &quot;Python 测试.markdown_mask.Test.test_basic_link_masking 的 Python 测试.executor&quot;: &quot;Run&quot;,
-    &quot;Python.PDFtranslater (1).executor&quot;: &quot;Run&quot;,
-    &quot;Python.PDFtranslater (2).executor&quot;: &quot;Run&quot;,
-    &quot;Python.agent.executor&quot;: &quot;Debug&quot;,
-    &quot;Python.agent_utils.executor&quot;: &quot;Run&quot;,
-    &quot;Python.app.executor&quot;: &quot;Run&quot;,
-    &quot;Python.convert.executor&quot;: &quot;Run&quot;,
-    &quot;Python.markdown_splitter.executor&quot;: &quot;Debug&quot;,
-    &quot;Python.markdown_utils.executor&quot;: &quot;Run&quot;,
-    &quot;Python.test.executor&quot;: &quot;Run&quot;,
-    &quot;Python.test1.executor&quot;: &quot;Run&quot;,
-    &quot;Python.test2.executor&quot;: &quot;Run&quot;,
-    &quot;Python.test3.executor&quot;: &quot;Run&quot;,
-    &quot;Python.test4.executor&quot;: &quot;Run&quot;,
-    &quot;Python.translater.executor&quot;: &quot;Run&quot;,
-    &quot;RunOnceActivity.ShowReadmeOnStart&quot;: &quot;true&quot;,
-    &quot;RunOnceActivity.TerminalTabsStorage.copyFrom.TerminalArrangementManager&quot;: &quot;true&quot;,
-    &quot;RunOnceActivity.git.unshallow&quot;: &quot;true&quot;,
-    &quot;git-widget-placeholder&quot;: &quot;main&quot;,
-    &quot;last_opened_file_path&quot;: &quot;C:/Users/jxgm/Desktop/FileTranslate/tests/files&quot;,
-    &quot;node.js.detected.package.eslint&quot;: &quot;true&quot;,
-    &quot;node.js.detected.package.tslint&quot;: &quot;true&quot;,
-    &quot;node.js.selected.package.eslint&quot;: &quot;(autodetect)&quot;,
-    &quot;node.js.selected.package.tslint&quot;: &quot;(autodetect)&quot;,
-    &quot;nodejs_package_manager_path&quot;: &quot;npm&quot;,
-    &quot;settings.editor.selected.configurable&quot;: &quot;preferences.pluginManager&quot;,
-    &quot;vue.rearranger.settings.migration&quot;: &quot;true&quot;
+  <component name="PropertiesComponent"><![CDATA[{
+  "keyToString": {
+    "DefaultHtmlFileTemplate": "HTML File",
+    "JavaScript 调试.output.html (1).executor": "Run",
+    "JavaScript 调试.output.html.executor": "Run",
+    "JavaScript 调试.regex_中文.html.executor": "Run",
+    "JavaScript 调试.test2.html.executor": "Run",
+    "JavaScript 调试.test2_英文.html.executor": "Run",
+    "JavaScript 调试.test4-1_中文.html.executor": "Run",
+    "JavaScript 调试.互联网认证授权机制.html.executor": "Run",
+    "JavaScript 调试.互联网认证授权机制_英文.html.executor": "Run",
+    "JavaScript 调试.毕业论文_英文.html.executor": "Run",
+    "ModuleVcsDetector.initialDetectionPerformed": "true",
+    "Python 测试.Python 测试 (markdown_mask.py 内).executor": "Run",
+    "Python 测试.markdown_mask.Test.test_basic_link_masking 的 Python 测试.executor": "Run",
+    "Python.PDFtranslater (1).executor": "Run",
+    "Python.PDFtranslater (2).executor": "Run",
+    "Python.agent.executor": "Debug",
+    "Python.agent_utils.executor": "Run",
+    "Python.app.executor": "Run",
+    "Python.convert.executor": "Run",
+    "Python.markdown_splitter.executor": "Debug",
+    "Python.markdown_utils.executor": "Run",
+    "Python.test.executor": "Run",
+    "Python.test1.executor": "Run",
+    "Python.test2.executor": "Run",
+    "Python.test3.executor": "Run",
+    "Python.test4.executor": "Run",
+    "Python.translater.executor": "Run",
+    "Python.切分测试.executor": "Run",
+    "RunOnceActivity.ShowReadmeOnStart": "true",
+    "RunOnceActivity.TerminalTabsStorage.copyFrom.TerminalArrangementManager": "true",
+    "RunOnceActivity.git.unshallow": "true",
+    "git-widget-placeholder": "main",
+    "last_opened_file_path": "C:/Users/jxgm/Desktop/FileTranslate/tests/files",
+    "node.js.detected.package.eslint": "true",
+    "node.js.detected.package.tslint": "true",
+    "node.js.selected.package.eslint": "(autodetect)",
+    "node.js.selected.package.tslint": "(autodetect)",
+    "nodejs_package_manager_path": "npm",
+    "settings.editor.selected.configurable": "preferences.pluginManager",
+    "vue.rearranger.settings.migration": "true"
   }
-}</component>
+}]]></component>
   <component name="RecentsManager">
     <key name="CopyFile.RECENT_KEYS">
       <recent name="C:\Users\jxgm\Desktop\FileTranslate\tests\files" />
@@ -257,7 +258,27 @@
     <configuration name="test2_英文.html" type="JavascriptDebugType" temporary="true" nameIsGenerated="true" uri="http://localhost:63342/filetranslate/tests/output/test2_英文.html" useBuiltInWebServerPort="true">
       <method v="2" />
     </configuration>
-    <configuration name="test2_英文.html" type="JavascriptDebugType" temporary="true" nameIsGenerated="true" uri="http://localhost:63342/filetranslate/tests/output/test2_英文.html" useBuiltInWebServerPort="true">
+    <configuration name="切分测试" type="PythonConfigurationType" factoryName="Python" temporary="true" nameIsGenerated="true">
+      <module name="FileTranslate" />
+      <option name="ENV_FILES" value="" />
+      <option name="INTERPRETER_OPTIONS" value="" />
+      <option name="PARENT_ENVS" value="true" />
+      <envs>
+        <env name="PYTHONUNBUFFERED" value="1" />
+      </envs>
+      <option name="SDK_HOME" value="" />
+      <option name="WORKING_DIRECTORY" value="$PROJECT_DIR$/tests" />
+      <option name="IS_MODULE_SDK" value="true" />
+      <option name="ADD_CONTENT_ROOTS" value="true" />
+      <option name="ADD_SOURCE_ROOTS" value="true" />
+      <EXTENSION ID="PythonCoverageRunConfigurationExtension" runner="coverage.py" />
+      <option name="SCRIPT_NAME" value="$PROJECT_DIR$/tests/切分测试.py" />
+      <option name="PARAMETERS" value="" />
+      <option name="SHOW_COMMAND_LINE" value="false" />
+      <option name="EMULATE_TERMINAL" value="false" />
+      <option name="MODULE_MODE" value="false" />
+      <option name="REDIRECT_INPUT" value="false" />
+      <option name="INPUT_FILE" value="" />
       <method v="2" />
     </configuration>
     <configuration default="true" type="PythonConfigurationType" factoryName="Python">
@@ -398,29 +419,6 @@
       <option name="INPUT_FILE" value="" />
       <method v="2" />
     </configuration>
-    <configuration name="test1" type="PythonConfigurationType" factoryName="Python" temporary="true" nameIsGenerated="true">
-      <module name="FileTranslate" />
-      <option name="ENV_FILES" value="" />
-      <option name="INTERPRETER_OPTIONS" value="" />
-      <option name="PARENT_ENVS" value="true" />
-      <envs>
-        <env name="PYTHONUNBUFFERED" value="1" />
-      </envs>
-      <option name="SDK_HOME" value="" />
-      <option name="WORKING_DIRECTORY" value="$PROJECT_DIR$/tests" />
-      <option name="IS_MODULE_SDK" value="true" />
-      <option name="ADD_CONTENT_ROOTS" value="true" />
-      <option name="ADD_SOURCE_ROOTS" value="true" />
-      <EXTENSION ID="PythonCoverageRunConfigurationExtension" runner="coverage.py" />
-      <option name="SCRIPT_NAME" value="$PROJECT_DIR$/tests/test1.py" />
-      <option name="PARAMETERS" value="" />
-      <option name="SHOW_COMMAND_LINE" value="false" />
-      <option name="EMULATE_TERMINAL" value="false" />
-      <option name="MODULE_MODE" value="false" />
-      <option name="REDIRECT_INPUT" value="false" />
-      <option name="INPUT_FILE" value="" />
-      <method v="2" />
-    </configuration>
     <configuration name="test2" type="PythonConfigurationType" factoryName="Python" temporary="true" nameIsGenerated="true">
       <module name="FileTranslate" />
       <option name="ENV_FILES" value="" />
@@ -567,10 +565,10 @@
     <recent_temporary>
       <list>
         <item itemvalue="Python.test" />
+        <item itemvalue="Python.切分测试" />
         <item itemvalue="Python.app" />
         <item itemvalue="Python.test2" />
         <item itemvalue="Python.convert" />
-        <item itemvalue="JavaScript 调试.test2_英文.html" />
       </list>
     </recent_temporary>
   </component>
@@ -643,7 +641,8 @@
   </component>
   <component name="com.intellij.coverage.CoverageDataManagerImpl">
     <SUITE FILE_PATH="coverage/filetranslate$agent_utils.coverage" NAME="agent_utils 覆盖结果" MODIFIED="1746708534311" SOURCE_PROVIDER="com.intellij.coverage.DefaultCoverageFileProvider" RUNNER="coverage.py" COVERAGE_BY_TEST_ENABLED="false" COVERAGE_TRACING_ENABLED="false" WORKING_DIRECTORY="$PROJECT_DIR$/docutranslate/utils" />
-    <SUITE FILE_PATH="coverage/filetranslate$test.coverage" NAME="test 覆盖结果" MODIFIED="1747056240179" SOURCE_PROVIDER="com.intellij.coverage.DefaultCoverageFileProvider" RUNNER="coverage.py" COVERAGE_BY_TEST_ENABLED="false" COVERAGE_TRACING_ENABLED="false" WORKING_DIRECTORY="$PROJECT_DIR$/tests" />
+    <SUITE FILE_PATH="coverage/filetranslate$.coverage" NAME="切分测试 覆盖结果" MODIFIED="1747057615595" SOURCE_PROVIDER="com.intellij.coverage.DefaultCoverageFileProvider" RUNNER="coverage.py" COVERAGE_BY_TEST_ENABLED="false" COVERAGE_TRACING_ENABLED="false" WORKING_DIRECTORY="$PROJECT_DIR$/tests" />
+    <SUITE FILE_PATH="coverage/filetranslate$test.coverage" NAME="test 覆盖结果" MODIFIED="1747058307572" SOURCE_PROVIDER="com.intellij.coverage.DefaultCoverageFileProvider" RUNNER="coverage.py" COVERAGE_BY_TEST_ENABLED="false" COVERAGE_TRACING_ENABLED="false" WORKING_DIRECTORY="$PROJECT_DIR$/tests" />
     <SUITE FILE_PATH="coverage/filetranslate$convert.coverage" NAME="convert 覆盖结果" MODIFIED="1746963490689" SOURCE_PROVIDER="com.intellij.coverage.DefaultCoverageFileProvider" RUNNER="coverage.py" COVERAGE_BY_TEST_ENABLED="false" COVERAGE_TRACING_ENABLED="false" WORKING_DIRECTORY="$PROJECT_DIR$/docutranslate/utils" />
     <SUITE FILE_PATH="coverage/filetranslate$test1.coverage" NAME="test1 覆盖结果" MODIFIED="1746936018440" SOURCE_PROVIDER="com.intellij.coverage.DefaultCoverageFileProvider" RUNNER="coverage.py" COVERAGE_BY_TEST_ENABLED="false" COVERAGE_TRACING_ENABLED="false" WORKING_DIRECTORY="$PROJECT_DIR$/tests" />
     <SUITE FILE_PATH="coverage/PDFtranslate$PDFtranslater__1_.coverage" NAME="PDFtranslater (1) 覆盖结果" MODIFIED="1746633258205" SOURCE_PROVIDER="com.intellij.coverage.DefaultCoverageFileProvider" RUNNER="coverage.py" COVERAGE_BY_TEST_ENABLED="false" COVERAGE_TRACING_ENABLED="false" WORKING_DIRECTORY="$PROJECT_DIR$/pdftranslate_packages" />
diff --git a/docutranslate/agents/markdown_agent.py b/docutranslate/agents/markdown_agent.py
index 7b79fb5..9f30554 100644
--- a/docutranslate/agents/markdown_agent.py
+++ b/docutranslate/agents/markdown_agent.py
@@ -19,7 +19,8 @@ NO explanations. NO notes.
 不要修改标题的级别（如一级标题不要修改为二级标题）
 形如<ph-abc123>的占位符不要改变
 code、latex和HTML保持结构
-所有公式（包括短公式）都应该是合法的latex形式，包括要被$正确包裹等
+所有公式（包括短公式）都应该是latex公式
+修复不正确的latex公式，包括要被$正确包裹等
 # 输出
 修正后的markdown纯文本（不是markdown代码块）
 # 示例
@@ -29,11 +30,11 @@ code、latex和HTML保持结构
 你叫
 输出：
 你叫什么名字
-## 去掉异常字词与修正latex
+## 去掉异常字词与修正公式（优先使用$包裹）
 输入：
 一道\题@#目<ph-12asd2>:c_0+1=2，\(c 0\)等于几
 输出:
-一道题目<ph-12asd2>:$c_0+1=2$，\(c_0\)等于几
+一道题目<ph-12asd2>:$c_0+1=2$，$c_0$等于几
 \no_think"""
 
 
@@ -50,10 +51,10 @@ You are a professional, authentic machine translation engine.
 If translation is unnecessary (e.g. proper nouns, codes, etc.), return the original text. 
 NO explanations. NO notes.
 不要修改标题的级别（如一级标题不要修改为二级标题）
-文献名和文献作者名保持原文
+文献名和文献作者名不翻译
 形如<ph-abc123>的占位符不要改变
 code、latex和HTML只翻译说明文字，其余保持原文
-公式必须表示为合法的latex公式
+公式必须表示为合法的latex公式,且被$正确包裹
 # 输出
 翻译后的markdown纯文本（不是markdown代码块）
 # 示例
@@ -62,12 +63,12 @@ code、latex和HTML只翻译说明文字，其余保持原文
 hello<ph-aaaaaa>, what's your name?
 输出：
 你好<ph-aaaaaa>，你叫什么名字？
-## 公式要为合法latex（包括需要被$包裹）
+## 公式要为合法latex（优先使用$包裹）
 输入：
 c_0+1=2
 输出：
 $c_0+1=2$
-## 不翻译文献名和文献作者名
+## 参考文献要保持原文
 输入：
 [2] M. Castro, B. Liskov, et al. Practical byzantine fault tolerance. In OSDI,
 volume 99, pages 173–186, 1999.