NaiNiu/Assets/ChangeHand.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class ChangeHand : MonoBehaviour
{
    public GameObject shoubi1;
    public GameObject shoubi2;

    public GameObject zhongduan;

    // Update is called once per frame
    void Update()
    {
        Vector3 p1 = (shoubi1.transform.position + shoubi2.transform.position)/2;
        zhongduan.transform.position = p1;
        zhongduan.transform.LookAt(shoubi1.transform, Vector3.down);
    }
}