Renamed cell.cs to Cell.cs to fix the compile issue

Assets/Scripts/Cell.cs

@@ -0,0 +1,29 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class Cell : MonoBehaviour
+{
+    public int xPos;
+    public int yPos;
+    public Unit standingUnit;
+
+    // Start is called before the first frame update
+    void Start()
+    {
+        
+    }
+
+    // Update is called once per frame
+    void Update()
+    {
+        
+    }
+
+    private void OnMouseDown()
+    {
+        //Debug.Log("点击了单元格。");
+        //Debug.Log("位置： " + transform.position.x + "," + transform.position.y);
+        Debug.Log("位置： " + (xPos+1) + "," + (yPos+1));
+    }
+}

Assets/Scripts/Cell.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 7e1c46da2d32eb24a9a852c1d1e43de6
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: