diff --git a/library/think/model/Relation.php b/library/think/model/Relation.php
index 3d56091b..ed7e5603 100644
--- a/library/think/model/Relation.php
+++ b/library/think/model/Relation.php
@@ -91,7 +91,7 @@ abstract class Relation
     }
 
     /**
-     * 执行基础查询（进执行一次）
+     * 执行基础查询（仅执行一次）
      * @access protected
      * @return void
      */
diff --git a/library/think/model/relation/HasMany.php b/library/think/model/relation/HasMany.php
index 364d793d..4c045494 100644
--- a/library/think/model/relation/HasMany.php
+++ b/library/think/model/relation/HasMany.php
@@ -183,7 +183,7 @@ class HasMany extends Relation
      * 保存（新增）当前关联数据对象
      * @access public
      * @param mixed $data 数据 可以使用数组 关联模型对象 和 关联对象的主键
-     * @return integer
+     * @return Model|false
      */
     public function save($data)
     {
@@ -191,9 +191,9 @@ class HasMany extends Relation
             $data = $data->getData();
         }
         // 保存关联表数据
-        $data[$this->foreignKey] = $this->parent->{$this->localKey};
         $model                   = new $this->model;
-        return $model->save($data);
+        $data[$this->foreignKey] = $this->parent->{$this->localKey};
+        return $model->save($data) ? $model : false;
     }
 
     /**
diff --git a/library/think/model/relation/MorphMany.php b/library/think/model/relation/MorphMany.php
index 58e44135..964d3d3a 100644
--- a/library/think/model/relation/MorphMany.php
+++ b/library/think/model/relation/MorphMany.php
@@ -215,7 +215,7 @@ class MorphMany extends Relation
      * 保存（新增）当前关联数据对象
      * @access public
      * @param mixed $data 数据 可以使用数组 关联模型对象 和 关联对象的主键
-     * @return integer
+     * @return Model|false
      */
     public function save($data)
     {
@@ -225,10 +225,10 @@ class MorphMany extends Relation
         // 保存关联表数据
         $pk = $this->parent->getPk();
 
+        $model                  = new $this->model;
         $data[$this->morphKey]  = $this->parent->$pk;
         $data[$this->morphType] = $this->type;
-        $model                  = new $this->model;
-        return $model->save($data);
+        return $model->save($data) ? $model : false;
     }
 
     /**
diff --git a/library/think/model/relation/OneToOne.php b/library/think/model/relation/OneToOne.php
index 52575589..e2b37421 100644
--- a/library/think/model/relation/OneToOne.php
+++ b/library/think/model/relation/OneToOne.php
@@ -162,17 +162,17 @@ abstract class OneToOne extends Relation
      * 保存（新增）当前关联数据对象
      * @access public
      * @param mixed $data 数据 可以使用数组 关联模型对象 和 关联对象的主键
-     * @return integer
+     * @return Model|false
      */
     public function save($data)
     {
         if ($data instanceof Model) {
             $data = $data->getData();
         }
+        $model = new $this->model;
         // 保存关联表数据
         $data[$this->foreignKey] = $this->parent->{$this->localKey};
-        $model                   = new $this->model;
-        return $model->save($data);
+        return $model->save($data) ? $model : false;
     }
 
     /**