diff --git a/文本处理工具/剪贴板文本整理_mathpix.py b/文本处理工具/剪贴板文本整理_mathpix.py
index bf056cb5..6f0105cb 100644
--- a/文本处理工具/剪贴板文本整理_mathpix.py
+++ b/文本处理工具/剪贴板文本整理_mathpix.py
@@ -292,6 +292,8 @@ for equation in raw_equations:
     #改单位
     equation1 = re.sub(r"mathrm\{cm\}","text{cm}",equation1)
     equation1 = re.sub(r"mathrm\{km\}","text{km}",equation1)
+    #改cdots
+    equation1 = re.sub(r"ldots","cdots",equation1)
     modified_equations.append(equation1)
 
 
@@ -362,6 +364,9 @@ modified_data = re.sub(r"([\u4e00-\u9fa5\$])[\s]*\n\\fourch",lambda x: x.group(1
 #改圆弧
 modified_data = re.sub(r"overparen",r"overset\\frown",modified_data)
 
+ #改连续的两个$$
+modified_data = re.sub(r"([\S])(\$\$)([\S])",lambda x: x.group(1)+x.group(3),modified_data)
+
 setCopy(modified_data)
 
 with open("临时文件/outputfile.txt","w",encoding = "utf8") as f: