diff --git a/app/api/controller/Common.php b/app/api/controller/Common.php
index e13f36e..4488900 100644
--- a/app/api/controller/Common.php
+++ b/app/api/controller/Common.php
@@ -241,6 +241,7 @@ class Common extends ApiController
 				$this->apiError("审批意见不能为空");
 			}
         }
+		// 3撤销
 		if ($param['check'] == 3) {
             if (empty($param['content'])) {
 				$this->apiError("撤回理由不能为空");