public void TurnOver()
{ //攻击后返回
takedamage.PhysicAttackDamage(); //计算伤害
anim.SetBool("fightToWalk", true);
Vector3 backPos = transform.position - dir.normalized * (policeRange - attackRange);
//mySequence.Append(transform.DORotate(new Vector3(0,180,0), 0.3f));
//mySequence.Append(transform.DOLookAt(-dir, 0.3f));
transform.Rotate(Vector3.up, 180); //转身
mySequence.Append(transform.DOMove(backPos, 1f)); //返回
StartCoroutine("Backed"); //返回后开启携程重新面对敌人
}