diff --git a/library/think/db/Builder.php b/library/think/db/Builder.php
index 11f372da..8fa87d39 100644
--- a/library/think/db/Builder.php
+++ b/library/think/db/Builder.php
@@ -94,7 +94,7 @@ abstract class Builder
                 if ($options['strict']) {
                     throw new Exception('fields not exists:[' . $key . ']');
                 }
-            } else if (isset($val[0]) && 'exp' == $val[0]) {
+            } elseif (isset($val[0]) && 'exp' == $val[0]) {
                 $result[$item] = $val[1];
             } elseif (is_null($val)) {
                 $result[$item] = 'NULL';
diff --git a/library/think/model/Relation.php b/library/think/model/Relation.php
index 1dc43e6e..48d7851f 100644
--- a/library/think/model/Relation.php
+++ b/library/think/model/Relation.php
@@ -339,7 +339,10 @@ class Relation
     {
         $foreignKey = $this->foreignKey;
         // 预载入关联查询 支持嵌套预载入
-        $list = $model->where($where)->where($closure)->with($subRelation)->select();
+        if ($closure) {
+            call_user_func_array($closure, [ & $model]);
+        }
+        $list = $model->where($where)->with($subRelation)->select();
 
         // 组装模型数据
         $data = [];