diff --git a/tools/parse_markdown.py b/tools/parse_markdown.py
index 4de1d2e..b9f41ea 100644
--- a/tools/parse_markdown.py
+++ b/tools/parse_markdown.py
@@ -29,9 +29,24 @@ def parse_markdown(markdown):
     root = MarkdownNode()
     stack = [root]
 
+    in_code_block = False
     for line in lines:
         if line.strip() == "":
             continue
+            
+        # 检测代码块开始/结束
+        if line.strip().startswith("```") or line.strip().startswith("~~~"):
+            in_code_block = not in_code_block
+            continue
+            
+        # 如果当前在代码块中，直接作为内容处理
+        if in_code_block:
+            if stack[-1].content:
+                stack[-1].content += '\n'
+            stack[-1].content += line
+            continue
+            
+        # 处理标题
         match = re.match(r'^(#+)\s*(.*)', line)
         if match:
             level = len(match.group(1))