diff --git a/core/Action/JumpBy.cpp b/core/Action/JumpBy.cpp
index dacbbb2e..4898fad1 100644
--- a/core/Action/JumpBy.cpp
+++ b/core/Action/JumpBy.cpp
@@ -1,7 +1,7 @@
 #include "..\e2daction.h"
 #include "..\e2dnode.h"
 
-e2d::JumpBy::JumpBy(double duration, const Vector & vec, double height, int jumps)
+e2d::JumpBy::JumpBy(double duration, const Vector2 & vec, double height, int jumps)
 	: FiniteTimeAction(duration)
 	, _deltaPos(vec)
 	, _height(height)
@@ -42,10 +42,10 @@ void e2d::JumpBy::_update()
 
 		Point currentPos = _target->getPos();
 
-		Vector diff = currentPos - _prevPos;
+		Vector2 diff = currentPos - _prevPos;
 		_startPos = diff + _startPos;
 
-		Point newPos = _startPos + Vector(x, y);
+		Point newPos = _startPos + Vector2(x, y);
 		_target->setPos(newPos);
 
 		_prevPos = newPos;
diff --git a/core/Action/MoveBy.cpp b/core/Action/MoveBy.cpp
index 5d14588d..20328a44 100644
--- a/core/Action/MoveBy.cpp
+++ b/core/Action/MoveBy.cpp
@@ -2,7 +2,7 @@
 #include "..\e2dnode.h"
 
 
-e2d::MoveBy::MoveBy(double duration, Vector vector)
+e2d::MoveBy::MoveBy(double duration, Vector2 vector)
 	: FiniteTimeAction(duration)
 {
 	_deltaPos = vector;
@@ -25,7 +25,7 @@ void e2d::MoveBy::_update()
 	if (_target)
 	{
 		Point currentPos = _target->getPos();
-		Vector diff = currentPos - _prevPos;
+		Vector2 diff = currentPos - _prevPos;
 		_startPos = _startPos + diff;
 
 		Point newPos = _startPos + (_deltaPos * _delta);
diff --git a/core/Action/MoveTo.cpp b/core/Action/MoveTo.cpp
index b56d7e40..7691d19e 100644
--- a/core/Action/MoveTo.cpp
+++ b/core/Action/MoveTo.cpp
@@ -2,7 +2,7 @@
 #include "..\e2dnode.h"
 
 e2d::MoveTo::MoveTo(double duration, Point pos)
-	: MoveBy(duration, Vector())
+	: MoveBy(duration, Vector2())
 {
 	_endPos = pos;
 }
diff --git a/core/Node/Node.cpp b/core/Node/Node.cpp
index 61f68fa2..bdde3eaf 100644
--- a/core/Node/Node.cpp
+++ b/core/Node/Node.cpp
@@ -412,7 +412,7 @@ void e2d::Node::movePos(double x, double y)
 	this->setPos(_posX + x, _posY + y);
 }
 
-void e2d::Node::movePos(const Vector & v)
+void e2d::Node::movePos(const Vector2 & v)
 {
 	this->movePos(v.x, v.y);
 }
diff --git a/core/Transition/MoveTransition.cpp b/core/Transition/MoveTransition.cpp
index 88f1dc36..a431344b 100644
--- a/core/Transition/MoveTransition.cpp
+++ b/core/Transition/MoveTransition.cpp
@@ -15,22 +15,22 @@ void e2d::MoveTransition::_init(Scene * prev, Scene * next)
 	double height = _windowSize.height;
 	if (_direction == Direction::Up)
 	{
-		_posDelta = Vector(0, -height);
+		_posDelta = Vector2(0, -height);
 		_startPos = Point(0, height);
 	}
 	else if (_direction == Direction::Down)
 	{
-		_posDelta = Vector(0, height);
+		_posDelta = Vector2(0, height);
 		_startPos = Point(0, -height);
 	}
 	else if (_direction == Direction::Left)
 	{
-		_posDelta = Vector(-width, 0);
+		_posDelta = Vector2(-width, 0);
 		_startPos = Point(width, 0);
 	}
 	else if (_direction == Direction::Right)
 	{
-		_posDelta = Vector(width, 0);
+		_posDelta = Vector2(width, 0);
 		_startPos = Point(-width, 0);
 	}
 
diff --git a/core/e2daction.h b/core/e2daction.h
index 611126e6..c0d92928 100644
--- a/core/e2daction.h
+++ b/core/e2daction.h
@@ -126,7 +126,7 @@ class MoveBy :
 public:
 	explicit MoveBy(
 		double duration,	/* 持续时长 */
-		Vector vector		/* 移动距离 */
+		Vector2 vector		/* 移动距离 */
 	);
 
 	// 获取该动作的拷贝对象
@@ -145,7 +145,7 @@ protected:
 protected:
 	Point	_startPos;
 	Point	_prevPos;
-	Vector	_deltaPos;
+	Vector2	_deltaPos;
 };
 
 
@@ -185,7 +185,7 @@ class JumpBy :
 public:
 	explicit JumpBy(
 		double duration,		/* 持续时长 */
-		const Vector& vec,		/* 跳跃距离 */
+		const Vector2& vec,		/* 跳跃距离 */
 		double height,			/* 跳跃高度 */
 		int jumps = 1			/* 跳跃次数 */
 	);
@@ -205,7 +205,7 @@ protected:
 
 protected:
 	Point	_startPos;
-	Vector	_deltaPos;
+	Vector2	_deltaPos;
 	double	_height;
 	int		_jumps;
 	Point	_prevPos;
diff --git a/core/e2dcommon.h b/core/e2dcommon.h
index e5cf4ecc..3b212a7e 100644
--- a/core/e2dcommon.h
+++ b/core/e2dcommon.h
@@ -55,7 +55,7 @@ public:
 
 
 // 二维向量
-typedef Point Vector;
+typedef Point Vector2;
 
 
 // 大小
diff --git a/core/e2dnode.h b/core/e2dnode.h
index 1bb736f7..394bb3f9 100644
--- a/core/e2dnode.h
+++ b/core/e2dnode.h
@@ -224,7 +224,7 @@ public:
 
 	// 移动节点
 	virtual void movePos(
-		const Vector & v
+		const Vector2 & v
 	);
 
 	// 设置节点绘图顺序
diff --git a/core/e2dtransition.h b/core/e2dtransition.h
index 84f693c9..63dd0ec2 100644
--- a/core/e2dtransition.h
+++ b/core/e2dtransition.h
@@ -151,7 +151,7 @@ protected:
 
 protected:
 	Direction _direction;
-	Vector _posDelta;
+	Vector2 _posDelta;
 	Point _startPos;
 };