diff --git a/app/api/controller/XunFeiController.php b/app/api/controller/XunFeiController.php
index 564032178..a82f43fa4 100644
--- a/app/api/controller/XunFeiController.php
+++ b/app/api/controller/XunFeiController.php
@@ -216,6 +216,7 @@ class XunFeiController extends BaseApiController
         if (!in_array($ext, $extArray)) {
             return $this->fail('录音格式错误');
         }
+        // ********** 临时方案 ********** //
         $encoding = 'raw';
         if ($ext == 'mp3') {
             $encoding = 'lame';