diff --git a/scripts/inventory/CommonItem.cs b/scripts/inventory/CommonItem.cs
index 884383d..fbaccfc 100644
--- a/scripts/inventory/CommonItem.cs
+++ b/scripts/inventory/CommonItem.cs
@@ -3,6 +3,7 @@ using Godot;
 
 namespace ColdMint.scripts.inventory;
 
+/*
 /// <summary>
 /// <para>Common goods</para>
 /// <para>普通的物品</para>
@@ -17,4 +18,5 @@ public class CommonItem : IItem
     public string? Description { get; set; }
     public Action<IItem>? OnUse { get; set; }
     public Func<IItem, Node>? OnInstantiation { get; set; }
-}
\ No newline at end of file
+}
+*/
\ No newline at end of file
diff --git a/scripts/inventory/IItemContainer.cs b/scripts/inventory/IItemContainer.cs
index 5fb1cc7..1cb88fc 100644
--- a/scripts/inventory/IItemContainer.cs
+++ b/scripts/inventory/IItemContainer.cs
@@ -1,3 +1,7 @@
+using System;
+using System.Collections;
+using System.Collections.Generic;
+
 using ColdMint.scripts.item;
 
 using Godot;
@@ -30,6 +34,17 @@ public interface IItemContainer
     /// <returns></returns>
     bool AddItem(IItem_New item);
 
+    /// <summary>
+    /// <para>Add an stack of items to this container</para>
+    /// <para>向当前容器中存入一堆物品</para>
+    /// </summary>
+    /// <param name="itemStack"></param>
+    /// <returns>
+    /// <para>If the source item stack is empty after the operation is completed</para>
+    /// <para>操作完成后，源物品堆是否被取空</para>
+    /// </returns>
+    bool AddItemStack(IItemStack itemStack);
+
     /// <summary>
     /// <para>Gets the selected location</para>
     /// <para>获取选中的位置</para>
@@ -43,14 +58,42 @@ public interface IItemContainer
     /// </summary>
     /// <returns></returns>
     ItemSlotNode? GetSelectItemSlotNode();
+    
+    /// <summary>
+    /// <para>If present, remove an item from the slot at the currently selected location and return it.</para>
+    /// <para>如果存在，移除当前选中位置的槽位中的一个物品并将其返回</para>
+    /// </summary>
+    /// <seealso cref="PickItemFromItemSlot"/><seealso cref="PickItemsFromItemSlotBySelectIndex"/>
+    IItem_New? PickItemFromItemSlotBySelectIndex();
+
+    /// <summary>
+    /// <para>Remove the specified number of items from the item slot at the currently selected location, and return them as a new item stack</para>
+    /// <para>取出当前选中位置的物品槽中指定数量的物品，并作为新的物品堆返回</para>
+    /// </summary>
+    /// <param name="value">
+    /// <para>Quantity to be taken out, inputs below zero represent all items</para>
+    /// <para>要取出的数量，小于0的输入代表全部物品</para>
+    /// </param>
+    /// <seealso cref="PickItemsFromItemSlot"/><seealso cref="PickItemFromItemSlotBySelectIndex"/>
+    IItemStack? PickItemsFromItemSlotBySelectIndex( int value);
 
     /// <summary>
     /// <para>Removes an item from the inventory at the currently selected location</para>
     /// <para>移除当前选中位置物品栏内的物品</para>
     /// </summary>
-    /// <param name="number"></param>
-    /// <returns></returns>
-    bool RemoveItemFromItemSlotBySelectIndex(int number);
+    /// <param name="number">
+    /// <para>Quantity to be removed, inputs below zero represent all items</para>
+    /// <para>要删除的数量，小于0的输入代表全部物品</para>
+    /// </param>
+    /// <returns>
+    /// <para>The remaining number, if the number of items in the current item stack is less than the specified number. Otherwise,0</para>
+    /// <para>若物品槽内物品少于指定的数量，返回相差的数量。否则返回0</para>
+    /// </returns>
+    /// <remarks>
+    /// <para>Will remove the removed items from the game, if that is not the intent, consider using the <see cref="PickItemsFromItemSlotBySelectIndex"/></para>
+    /// <para>会将移除的物品从游戏中删除，如果目的并非如此，请考虑使用<see cref="PickItemsFromItemSlotBySelectIndex"/></para>
+    /// </remarks>
+    int RemoveItemFromItemSlotBySelectIndex(int number);
 
     /// <summary>
     /// <para>Gets the number of item slots</para>
@@ -67,25 +110,90 @@ public interface IItemContainer
     /// <returns></returns>
     ItemSlotNode? GetItemSlotNode(int index);
 
+    /// <summary>
+    /// <para>If present, remove an item from the slot in the specified location and return it.</para>
+    /// <para>如果存在，移除指定位置的槽位中的一个物品并将其返回</para>
+    /// </summary>
+    /// <seealso cref="PickItemsFromItemSlot"/>
+    IItem_New? PickItemFromItemSlot(int itemSlotIndex);
+
+    /// <summary>
+    /// <para>Remove the specified number of items from the item slot in the specified location, and return them as a new item stack</para>
+    /// <para>取出指定位置的物品槽中指定数量的物品，并作为新的物品堆返回</para>
+    /// </summary>
+    /// <param name="itemSlotIndex"></param>
+    /// <param name="value">
+    /// <para>Quantity to be taken out, inputs below zero represent all items</para>
+    /// <para>要取出的数量，小于0的输入代表全部物品</para>
+    /// </param>
+    /// <seealso cref="PickItemFromItemSlot"/>
+    IItemStack? PickItemsFromItemSlot(int itemSlotIndex, int value);
+    
     /// <summary>
     /// <para>Removes an item from the item slot in the specified location</para>
     /// <para>在指定位置的物品槽内移除物品</para>
     /// </summary>
     /// <param name="itemSlotIndex"></param>
-    /// <param name="number"></param>
-    /// <returns></returns>
-    bool RemoveItemFromItemSlot(int itemSlotIndex, int number);
+    /// <param name="number">
+    /// <para>Quantity to be removed, inputs below zero represent all items</para>
+    /// <para>要删除的数量，小于0的输入代表全部物品</para>
+    /// </param>
+    /// <returns>
+    /// <para>The remaining number, if the number of items in the current item stack is less than the specified number. Otherwise,0</para>
+    /// <para>若物品槽内物品少于指定的数量，返回相差的数量。否则返回0</para>
+    /// </returns>
+    /// <remarks>
+    /// <para>Will remove the removed items from the game, if that is not the intent, consider using the <see cref="PickItemsFromItemSlot"/></para>
+    /// <para>会将移除的物品从游戏中删除，如果目的并非如此，请考虑使用<see cref="PickItemsFromItemSlot"/></para>
+    /// </remarks>
+    int RemoveItemFromItemSlot(int itemSlotIndex, int number);
 
     /// <summary>
-    /// <para>Based on the given item, match the item slots where it can be placed</para>
+    /// <para>Based on the given item, match the item slots where it can be added to </para>
     /// <para>根据给定的物品，匹配可放置它的物品槽</para>
     /// </summary>
     /// <param name="item"></param>
     /// <returns>
-    ///<para>Return null if there is no slot to place the item in</para>
-    ///<para>若没有槽可放置此物品，则返回null</para>
+    /// <para>Return null if there is no slot to place the item in</para>
+    /// <para>若没有槽可放置此物品，则返回null</para>
     /// </returns>
-    ItemSlotNode? Matching(IItem_New item);
+    ItemSlotNode? Match(IItem_New item);
+
+    /// <summary>
+    /// <para>Based on the given item stack, match the item slots where it can be added to</para>
+    /// <para>根据给定的物品堆，匹配可放置它的物品槽</para>
+    /// </summary>
+    /// <param name="stack"></param>
+    /// <returns>
+    /// <para>Return null if there is no slot to add the item slot in</para>
+    /// <para>若没有槽可放置此物品堆，则返回null</para>
+    /// </returns>
+    ItemSlotNode? Match(IItemStack stack);
+
+    /// <summary>
+    /// <para>Match the first item slot that has item stack that satisfies the predicate</para>
+    /// <para>匹配首个拥有满足指定条件的物品堆的物品槽</para>
+    /// </summary>
+    /// <param name="predicate"></param>
+    /// <returns>
+    /// <para>Return null if there is no slot satisfies the predicate</para>
+    /// <para>若没有满足条件的槽位，返回null</para>
+    /// </returns>
+    /// <seealso cref="MatchAll"/>
+    ItemSlotNode? Match(Func<IItemStack?, bool> predicate);
+
+    /// <summary>
+    /// <para>Match all item slots that has item stack that satisfies the predicate</para>
+    /// <para>匹配所有拥有满足指定条件的物品堆的物品槽</para>
+    /// </summary>
+    /// <param name="predicate"></param>
+    /// <returns>
+    /// <para>IEnumerable for the item slot matched to, will be empty if there's no slot satisfies the predicate</para>
+    /// <para>包含匹配到的槽位的IEnumerable，当没有满足条件的槽位时为空</para>
+    /// </returns>
+    /// <seealso cref="Match(Func{IItemStack?,bool})"/>
+    IEnumerable<ItemSlotNode> MatchAll(Func<IItemStack?, bool> predicate);
+
 
     /// <summary>
     /// <para>AddItemSlot</para>
diff --git a/scripts/inventory/ItemSlotNode.cs b/scripts/inventory/ItemSlotNode.cs
index ea526a6..b129e1c 100644
--- a/scripts/inventory/ItemSlotNode.cs
+++ b/scripts/inventory/ItemSlotNode.cs
@@ -90,13 +90,17 @@ public partial class ItemSlotNode : MarginContainer
     /// <para>Removes the specified number of items from the item slot</para>
     /// <para>在物品槽内移除指定数量的物品</para>
     /// </summary>
-    /// <param name="number"></param>
+    /// <param name="number">
+    /// <para>Quantity to be removed, inputs below zero represent all items</para>
+    /// <para>要删除的数量，小于0的输入代表全部物品</para>
+    /// </param>
     /// <returns>
     /// <para>The remaining number, if the number of items in the current item stack is less than the specified number. Otherwise,0</para>
     /// <para>若物品槽内物品少于指定的数量，返回相差的数量。否则返回0</para>
     /// </returns>
     /// <remarks>
-    /// <para>会将移除的物品从游戏中删除，如果目的并非如此，请考虑使用</para>
+    /// <para>Will remove the removed items from the game, if that is not the intent, consider using the <see cref="PickItems"/></para>
+    /// <para>会将移除的物品从游戏中删除，如果目的并非如此，请考虑使用<see cref="PickItems"/></para>
     /// </remarks>
     public int RemoveItem(int number)
     {
@@ -200,16 +204,16 @@ public partial class ItemSlotNode : MarginContainer
     /// <para>尝试将一个物品堆合并至该槽位中</para>
     /// </summary>
     /// <returns>
-    /// <para>Number of items remaining in the source item pile after the operation is completed</para>
-    /// <para>操作完成后，源物品堆中剩余的物品数</para>
+    /// <para>If the source item stack is empty after the operation is completed</para>
+    /// <para>操作完成后，源物品堆是否被取空</para>
     /// </returns>
-    public int AddItemStack(IItemStack itemStack)
+    public bool AddItemStack(IItemStack itemStack)
     {
-        int result;
+        bool result;
         if (_itemStack is null)
         {
             _itemStack = itemStack;
-            result = 0;
+            result = false;
         }
         else
         {
diff --git a/scripts/inventory/UniversalItemContainer.cs b/scripts/inventory/UniversalItemContainer.cs
index 538b695..975f837 100644
--- a/scripts/inventory/UniversalItemContainer.cs
+++ b/scripts/inventory/UniversalItemContainer.cs
@@ -1,6 +1,11 @@
-using System.Collections.Generic;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+
 using ColdMint.scripts.character;
+using ColdMint.scripts.item;
 using ColdMint.scripts.utils;
+
 using Godot;
 
 namespace ColdMint.scripts.inventory;
@@ -30,20 +35,34 @@ public class UniversalItemContainer : IItemContainer
     //_selectIndex默认为0.
     private int _selectIndex;
 
-    public bool CanAddItem(IItem item)
+    public bool CanAddItem(IItem_New item)
     {
-        return Matching(item) != null;
+        return Match(item) != null;
     }
 
-    public bool AddItem(IItem item)
+    public bool AddItem(IItem_New item)
     {
-        var itemSlotNode = Matching(item);
+        var itemSlotNode = Match(item);
         if (itemSlotNode == null)
         {
             return false;
         }
 
-        return itemSlotNode.SetItem(item);
+        return itemSlotNode.AddItem(item);
+    }
+
+    public bool AddItemStack(IItemStack itemStack)
+    {
+        while (true)
+        {
+            var itemSlotNode = Match(itemStack);
+
+            if (itemSlotNode == null)
+                return false;
+
+            if (itemSlotNode.AddItemStack(itemStack))
+                return true;
+        }
     }
 
     public int GetSelectIndex()
@@ -68,10 +87,11 @@ public class UniversalItemContainer : IItemContainer
         return null;
     }
 
-    public bool RemoveItemFromItemSlotBySelectIndex(int number)
-    {
-        return RemoveItemFromItemSlot(_selectIndex, number);
-    }
+    public IItem_New? PickItemFromItemSlotBySelectIndex() => PickItemFromItemSlot(_selectIndex);
+
+    public IItemStack? PickItemsFromItemSlotBySelectIndex(int value) => PickItemsFromItemSlot(_selectIndex, value);
+
+    public int RemoveItemFromItemSlotBySelectIndex(int number) => RemoveItemFromItemSlot(_selectIndex, number);
 
     public int GetItemSlotCount()
     {
@@ -94,42 +114,65 @@ public class UniversalItemContainer : IItemContainer
         return _itemSlotNodes[safeIndex];
     }
 
-    public bool RemoveItemFromItemSlot(int itemSlotIndex, int number)
+    public IItem_New? PickItemFromItemSlot(int itemSlotIndex)
     {
-        if (_itemSlotNodes == null)
-        {
-            return false;
-        }
-
+        if (_itemSlotNodes == null) return null;
         var safeIndex = GetSafeIndex(itemSlotIndex);
         if (safeIndex == UnknownIndex)
         {
-            return false;
+            return null;
+        }
+
+        var itemSlot = _itemSlotNodes[safeIndex];
+        return itemSlot.PickItem();
+    }
+
+    public IItemStack? PickItemsFromItemSlot(int itemSlotIndex, int value)
+    {
+        if (_itemSlotNodes == null) return null;
+        var safeIndex = GetSafeIndex(itemSlotIndex);
+        if (safeIndex == UnknownIndex)
+        {
+            return null;
+        }
+
+        var itemSlot = _itemSlotNodes[safeIndex];
+        return itemSlot.PickItems(value);
+    }
+
+    public int RemoveItemFromItemSlot(int itemSlotIndex, int number)
+    {
+        if (_itemSlotNodes == null) return number;
+        var safeIndex = GetSafeIndex(itemSlotIndex);
+        if (safeIndex == UnknownIndex)
+        {
+            return number;
         }
 
         var itemSlot = _itemSlotNodes[safeIndex];
         return itemSlot.RemoveItem(number);
     }
 
-    public ItemSlotNode? Matching(IItem item)
+    public ItemSlotNode? Match(IItem_New item)
     {
-        if (_itemSlotNodes == null || _itemSlotNodes.Count == 0)
-        {
-            return null;
-        }
+        //Find and return the first slot that can hold this item, if the list is null or not found, return null
+        //寻找并返回第一个遇到的可放置此物品的物品槽，若列表为空或不存在，将返回null
+        return _itemSlotNodes?.FirstOrDefault(itemSlotNode => itemSlotNode.CanAddItem(item));
+    }
 
+    public ItemSlotNode? Match(IItemStack stack)
+    {
+        throw new NotImplementedException();
+    }
 
-        foreach (var itemSlotNode in _itemSlotNodes)
-        {
-            if (itemSlotNode.CanSetItem(item))
-            {
-                //If there is an item slot to put this item in, then we return it.
-                //如果有物品槽可放置此物品，那么我们返回它。
-                return itemSlotNode;
-            }
-        }
+    public ItemSlotNode? Match(Func<IItemStack?, bool> predicate)
+    {
+        throw new NotImplementedException();
+    }
 
-        return null;
+    public IEnumerable<ItemSlotNode> MatchAll(Func<IItemStack?, bool> predicate)
+    {
+        throw new NotImplementedException();
     }
 
 
@@ -139,8 +182,8 @@ public class UniversalItemContainer : IItemContainer
     /// </summary>
     /// <param name="itemSlotIndex"></param>
     /// <returns>
-    ///<para>-1 is returned on failure, and the index that does not result in an out-of-bounds subscript is returned on success</para>
-    ///<para>失败返回-1，成功返回不会导致下标越界的索引</para>
+    /// <para>-1 is returned on failure, and the index that does not result in an out-of-bounds subscript is returned on success</para>
+    /// <para>失败返回-1，成功返回不会导致下标越界的索引</para>
     /// </returns>
     private int GetSafeIndex(int itemSlotIndex)
     {
diff --git a/scripts/item/IItemStack.cs b/scripts/item/IItemStack.cs
index 1ebfba7..8507679 100644
--- a/scripts/item/IItemStack.cs
+++ b/scripts/item/IItemStack.cs
@@ -70,9 +70,9 @@ public interface IItemStack
     /// <para>被移入当前堆的物品堆</para>
     /// </param>
     /// <returns>
-    /// <para>操作结束后原物品堆中剩余的物品数</para>
+    /// <para>操作结束后原物品堆是否为空</para>
     /// </returns>
-    public int TakeFrom(IItemStack itemStack);
+    public bool TakeFrom(IItemStack itemStack);
 
     /// <summary>
     /// <para>Get item instance at the top of current stack without removing it from stack</para>
@@ -112,10 +112,13 @@ public interface IItemStack
     /// </para>
     /// <para>
     /// 在当前物品堆移除指定数量的物品，被移除的物品应当从游戏中移除。<br/>
-    /// 如果您不想将它们从游戏中移除，请考虑： <see cref="PickItem"/>、<see cref="PickItems"/>
+    /// 如果您并不打算将它们从游戏中移除，请考虑使用 <see cref="PickItem"/> 和 <see cref="PickItems"/>
     /// </para>
     /// </summary>
-    /// <param name="number"></param>
+    /// <param name="number">
+    /// <para>Quantity to be removed, inputs below zero represent all items</para>
+    /// <para>要删除的数量，小于0的输入代表全部物品</para>
+    /// </param>
     /// <returns>
     /// <para>The remaining number, if the number of items in the current item stack is less than the specified number. Otherwise,0</para>
     /// <para>若物品槽内物品少于指定的数量，返回相差的数量。否则返回0</para>