diff --git a/Entity/Character/CharacterBuilder.cs b/Entity/Character/CharacterBuilder.cs
index b3a3760..9594063 100644
--- a/Entity/Character/CharacterBuilder.cs
+++ b/Entity/Character/CharacterBuilder.cs
@@ -237,7 +237,7 @@ namespace Milimoe.FunGame.Core.Entity
         /// <param name="reference"></param>
         /// <param name="newItemGuid"></param>
         /// <param name="copyLevel"></param>
-        /// <param name="inventory"></param>
+        /// <param name="inventory">高危数据警告：传入此项会修改库存中物品的角色引用</param>
         /// <param name="itemsDefined">对于动态扩展的物品而言，传入已定义的物品表，不使用被复制物品的数据</param>
         /// <param name="skillsDefined">对于动态扩展的技能而言，传入已定义的技能表，不使用被复制技能的数据</param>
         /// <param name="recovery"></param>
diff --git a/Entity/Item/Item.cs b/Entity/Item/Item.cs
index ac24fe3..6b8148d 100644
--- a/Entity/Item/Item.cs
+++ b/Entity/Item/Item.cs
@@ -435,7 +435,7 @@ namespace Milimoe.FunGame.Core.Entity
         {
             StringBuilder builder = new();
 
-            builder.AppendLine($"【{Name}】");
+            builder.AppendLine($"【{Name}】{(IsLock ? " [锁定]" : "")}");
 
             string itemquality = ItemSet.GetQualityTypeName(QualityType);
             string itemtype = ItemSet.GetItemTypeName(ItemType) + (ItemType == ItemType.Weapon && WeaponType != WeaponType.None ? "-" + ItemSet.GetWeaponTypeName(WeaponType) : "");
@@ -568,6 +568,11 @@ namespace Milimoe.FunGame.Core.Entity
                     sellandtrade.Add("不可交易");
                 }
 
+                if (IsLock)
+                {
+                    builder.AppendLine("此物品已锁定");
+                }
+
                 if (sellandtrade.Count > 0) builder.AppendLine(string.Join(" ", sellandtrade).Trim());
                 if (Description != "") builder.AppendLine($"{Description}");
                 if (IsEquipment && Character != null) builder.AppendLine($"装备于：{Character.ToStringWithLevelWithOutUser()}");
diff --git a/Library/Common/JsonConverter/ItemConverter.cs b/Library/Common/JsonConverter/ItemConverter.cs
index aa94c3c..513f2b8 100644
--- a/Library/Common/JsonConverter/ItemConverter.cs
+++ b/Library/Common/JsonConverter/ItemConverter.cs
@@ -56,6 +56,9 @@ namespace Milimoe.FunGame.Core.Library.Common.JsonConverter
                 case nameof(Item.IsInGameItem):
                     result.IsInGameItem = reader.GetBoolean();
                     break;
+                case nameof(Item.IsLock):
+                    result.IsLock = reader.GetBoolean();
+                    break;
                 case nameof(Item.Equipable):
                     result.Equipable = reader.GetBoolean();
                     break;
@@ -133,6 +136,7 @@ namespace Milimoe.FunGame.Core.Library.Common.JsonConverter
             writer.WriteNumber(nameof(Item.RarityType), (int)value.RarityType);
             writer.WriteNumber(nameof(Item.RankType), (int)value.RankType);
             writer.WriteBoolean(nameof(Item.IsInGameItem), value.IsInGameItem);
+            writer.WriteBoolean(nameof(Item.IsLock), value.IsLock);
             writer.WriteBoolean(nameof(Item.Equipable), value.Equipable);
             writer.WriteBoolean(nameof(Item.Unequipable), value.Unequipable);
             writer.WriteNumber(nameof(Item.RemainUseTimes), value.RemainUseTimes);