private void TestFire(Vector3 vector3)
{
Debug.Log("创建实例");
GameObject node = Object.Instantiate(bulletPrefab, null);
node.transform.position = vector3;
node.transform.localEulerAngles = new Vector3(0, -5.499f, 0);
//两秒后销毁
GameObject.Destroy(node, 2.0f);
}