diff --git a/admin/dashboard/templates/index.html b/admin/dashboard/templates/index.html
index 610930b..ca3a785 100644
--- a/admin/dashboard/templates/index.html
+++ b/admin/dashboard/templates/index.html
@@ -268,9 +268,9 @@
                 const minutes = Math.floor((seconds % 3600) / 60);
                 
                 let result = '';
-                if (days > 0) result += days + '天 ';
-                if (hours > 0 || days > 0) result += hours + '小时 ';
-                result += minutes + '分钟';
+                if (days > 0) result += days + 'D';
+                if (hours > 0 || days > 0) result += hours + 'H ';
+                result += minutes + 'M';
                 
                 return result;
             }