diff --git a/app/Models/Host.php b/app/Models/Host.php
index a312ca4..7704d73 100644
--- a/app/Models/Host.php
+++ b/app/Models/Host.php
@@ -236,9 +236,11 @@ public function cost($amount = null, $auto = true): bool
             }
         }
 
+        $append_description = '';
         if ($user_group) {
             if ($user_group->discount !== 100 && $user_group->discount !== null) {
                 $real_price = $real_price * ($user_group->discount / 100);
+                $append_description = ' (折扣 ' . $user_group->discount . '%)';
             }
         }
 
@@ -285,6 +287,10 @@ public function cost($amount = null, $auto = true): bool
             $description = '自动扣费。';
         }
 
+        if ($append_description) {
+            $description .= $append_description;
+        }
+
         $left = $transaction->reduceHostAmount($this->user_id, $this->id, $this->module_id, $real_price, $description);
 
         $this->addLog($real_price);