diff --git a/locals/UI.csv b/locals/UI.csv
index 8bee363..f955582 100644
--- a/locals/UI.csv
+++ b/locals/UI.csv
@@ -19,11 +19,12 @@ name,名称,Name,めいしょう
 describe,描述,Describe,ないよう
 creation,创建,Creation,創建
 default_room_name,房间{0},Room{0},部屋{0}です
-room_template_collection_prompt,房间模板集(每一行被认为是一条房间模板地址。),Room template set (Each row is considered to be one room template address.),お部屋テンプレートセット(各行がお部屋テンプレートアドレスとされています。)
-error_specifying_room_template_line,位于{0}错误，文件不存在。,"Located at {0} error, file does not exist.",{0}エラーに位置し、ファイルは存在しません。
+room_template_collection_prompt,房间模板集(传入路径为文件夹，将选择文件夹内的所有子文件),"Room template set (incoming path is folder, all subfiles in folder will be selected)",部屋テンプレートセット(着信経路をフォルダにして、フォルダ内のすべてのサブファイルを選択します。)
+error_specifying_room_template_line,位于{0}错误，文件或文件夹不存在。,"Located at {0} error, file or folder does not exist.",{0}エラーに位置し、ファイルやフォルダが存在しません。
 line_errors_must_start_with_res,位于{0}错误，必须以res://开头。,"Located at {0} error, must start with res://.",{0}エラーに位置し、res://で始めなければなりません。
 open_the_export_directory,打开导出目录,Open the export directory,エクスポートディレクトリを開きます
 save,保存,Save,保留
 filename,文件名,File name,ファイル名
 cancel,取消,Cancel,キャンセル
-load,加载,Load,ろーど
\ No newline at end of file
+load,加载,Load,ろーど
+delete_selected_node,删除选中的节点,Delete selected node,選択されたノードを削除します
\ No newline at end of file
diff --git a/locals/UI.en.translation b/locals/UI.en.translation
index aed4396..70adeb1 100644
Binary files a/locals/UI.en.translation and b/locals/UI.en.translation differ
diff --git a/locals/UI.jp.translation b/locals/UI.jp.translation
index 9b74fe8..44b20fa 100644
Binary files a/locals/UI.jp.translation and b/locals/UI.jp.translation differ
diff --git a/locals/UI.zh.translation b/locals/UI.zh.translation
index 9774ac0..049cfd9 100644
Binary files a/locals/UI.zh.translation and b/locals/UI.zh.translation differ
diff --git a/project.godot b/project.godot
index 93617b2..eecff5d 100644
--- a/project.godot
+++ b/project.godot
@@ -147,7 +147,6 @@ hotbar_previous={
 [internationalization]
 
 locale/translations=PackedStringArray("res://locals/UI.en.translation", "res://locals/UI.zh.translation", "res://locals/Error.zh.translation", "res://locals/Error.en.translation", "res://locals/slogan.en.translation", "res://locals/slogan.zh.translation", "res://locals/Log.en.translation", "res://locals/Log.zh.translation", "res://locals/Weapon.en.translation", "res://locals/Weapon.zh.translation", "res://locals/InputMapping.en.translation", "res://locals/InputMapping.zh.translation", "res://locals/Error.jp.translation", "res://locals/InputMapping.jp.translation", "res://locals/Log.jp.translation", "res://locals/slogan.jp.translation", "res://locals/UI.jp.translation", "res://locals/Weapon.jp.translation")
-locale/test="jp"
 
 [layer_names]
 
diff --git a/scenes/LevelGraphEditor.tscn b/scenes/LevelGraphEditor.tscn
index 764c724..ec13035 100644
--- a/scenes/LevelGraphEditor.tscn
+++ b/scenes/LevelGraphEditor.tscn
@@ -35,7 +35,6 @@ offset_bottom = 32.0
 text = "level_graph_editor"
 
 [node name="CreateOrEditorPanel" type="Panel" parent="."]
-visible = false
 layout_mode = 1
 anchors_preset = 15
 anchor_right = 1.0
@@ -152,6 +151,10 @@ offset_right = -15.0
 offset_bottom = 47.0
 grow_horizontal = 0
 
+[node name="DeleteSelectedNodeButton" type="Button" parent="HBoxContainer"]
+layout_mode = 2
+text = "delete_selected_node"
+
 [node name="OpenExportFolderButton" type="Button" parent="HBoxContainer"]
 layout_mode = 2
 text = "open_the_export_directory"
diff --git a/scripts/Config.cs b/scripts/Config.cs
index 81fac7f..70d77dc 100644
--- a/scripts/Config.cs
+++ b/scripts/Config.cs
@@ -80,6 +80,12 @@ public static class Config
     /// </summary>
     public const int MaxStackQuantity = 99;
 
+    /// <summary>
+    /// <para>Text change buffering Time How long does it take to execute the actual event after an event with a text change listener is triggered? (Anti-shake processing time), unit: milliseconds</para>
+    /// <para>当添加了文本改变监听器的事件被触发后，多长时间后执行实际事件？（防抖处理时长），单位：毫秒</para>
+    /// </summary>
+    public const long TextChangesBuffetingDuration = 300;
+
     /// <summary>
     /// <para>Operation prompts, function key text color</para>
     /// <para>操作提示内，功能键文本颜色</para>
diff --git a/scripts/levelGraphEditor/RoomNodeData.cs b/scripts/levelGraphEditor/RoomNodeData.cs
index 0b92f0f..bc647f4 100644
--- a/scripts/levelGraphEditor/RoomNodeData.cs
+++ b/scripts/levelGraphEditor/RoomNodeData.cs
@@ -5,4 +5,6 @@ public class RoomNodeData
     public string? Id { get; set; }
     public string? Title { get; set; }
     public string? Description { get; set; }
+
+    public string[]? RoomTemplateSet { get; set; }
 }
\ No newline at end of file
diff --git a/scripts/loader/uiLoader/LevelGraphEditorLoader.cs b/scripts/loader/uiLoader/LevelGraphEditorLoader.cs
index 4dc8992..a333382 100644
--- a/scripts/loader/uiLoader/LevelGraphEditorLoader.cs
+++ b/scripts/loader/uiLoader/LevelGraphEditorLoader.cs
@@ -1,5 +1,7 @@
-using System.Collections.Generic;
+using System;
+using System.Collections.Generic;
 using System.IO;
+using ColdMint.scripts.debug;
 using ColdMint.scripts.levelGraphEditor;
 using ColdMint.scripts.serialization;
 using ColdMint.scripts.utils;
@@ -49,6 +51,14 @@ public partial class LevelGraphEditorLoader : UiLoaderTemplate
     private Label? _saveOrLoadPanelTitleLabel;
     private LineEdit? _fileNameLineEdit;
     private Button? _showLoadPanelButton;
+    private Button? _deleteSelectedNodeButton;
+    private readonly List<Node> _selectedNodes = new List<Node>();
+
+    /// <summary>
+    /// <para>Displays the time to enter the suggestion</para>
+    /// <para>显示输入建议的时刻</para>
+    /// </summary>
+    private DateTime? _displaysTheSuggestedInputTime;
 
     /// <summary>
     /// <para>Offset to append when a new node is created.</para>
@@ -103,6 +113,7 @@ public partial class LevelGraphEditorLoader : UiLoaderTemplate
         _showSavePanelButton = GetNode<Button>("HBoxContainer/ShowSavePanelButton");
         _roomTemplateCollectionTextEdit = GetNode<TextEdit>("CreateOrEditorPanel/RoomTemplateCollectionTextEdit");
         _graphEdit = GetNode<GraphEdit>("GraphEdit");
+        _deleteSelectedNodeButton = GetNode<Button>("HBoxContainer/DeleteSelectedNodeButton");
         _showCreateRoomPanelButton = GetNode<Button>("HBoxContainer/ShowCreateRoomPanelButton");
         _returnButton = GetNode<Button>("HBoxContainer/ReturnButton");
         _createOrEditorPanel = GetNode<Panel>("CreateOrEditorPanel");
@@ -143,6 +154,77 @@ public partial class LevelGraphEditorLoader : UiLoaderTemplate
         return roomNode;
     }
 
+    /// <summary>
+    /// <para>Displays input suggestions for room templates</para>
+    /// <para>显示房间模板的输入建议</para>
+    /// </summary>
+    private void DisplayInputPrompt()
+    {
+        if (_roomTemplateTipsLabel == null || _roomTemplateCollectionTextEdit == null)
+        {
+            return;
+        }
+
+        var text = _roomTemplateCollectionTextEdit.Text;
+        if (string.IsNullOrEmpty(text))
+        {
+            _roomTemplateTipsLabel.Text = string.Empty;
+            return;
+        }
+
+        var lastLine = StrUtils.GetLastLine(text);
+        if (string.IsNullOrEmpty(lastLine))
+        {
+            _roomTemplateTipsLabel.Text = string.Empty;
+            return;
+        }
+
+        //Parse the last line
+        //解析最后一行
+        if (lastLine.Length > 0)
+        {
+            if (!lastLine.StartsWith("res://"))
+            {
+                var lineError = TranslationServer.Translate("line_errors_must_start_with_res");
+                if (lineError == null)
+                {
+                    return;
+                }
+
+                _roomTemplateTipsLabel.Text = string.Format(lineError, lastLine);
+                return;
+            }
+
+            var fileExists = FileAccess.FileExists(lastLine);
+            var dirExists = DirAccess.DirExistsAbsolute(lastLine);
+            if (!fileExists && !dirExists)
+            {
+                var lineError = TranslationServer.Translate("error_specifying_room_template_line");
+                if (lineError == null)
+                {
+                    return;
+                }
+
+                _roomTemplateTipsLabel.Text = string.Format(lineError, lastLine);
+                return;
+            }
+
+            _roomTemplateTipsLabel.Text = string.Empty;
+        }
+    }
+
+    public override void _Process(double delta)
+    {
+        base._Process(delta);
+        if (_displaysTheSuggestedInputTime != null && DateTime.Now > _displaysTheSuggestedInputTime)
+        {
+            //Performs the actual input field text change event.
+            //执行实际的输入框文本改变事件。
+            DisplayInputPrompt();
+            _displaysTheSuggestedInputTime = null;
+        }
+    }
+
     public override void LoadUiActions()
     {
         base.LoadUiActions();
@@ -150,61 +232,18 @@ public partial class LevelGraphEditorLoader : UiLoaderTemplate
         {
             _roomTemplateCollectionTextEdit.TextChanged += () =>
             {
-                if (_roomTemplateTipsLabel == null)
-                {
-                    return;
-                }
-
-                var text = _roomTemplateCollectionTextEdit.Text;
-                if (string.IsNullOrEmpty(text))
-                {
-                    _roomTemplateTipsLabel.Text = string.Empty;
-                    return;
-                }
-
-                var lastLine = StrUtils.GetLastLine(text);
-                if (string.IsNullOrEmpty(lastLine))
-                {
-                    _roomTemplateTipsLabel.Text = string.Empty;
-                    return;
-                }
-
-                //Parse the last line
-                //解析最后一行
-                if (lastLine.Length > 0)
-                {
-                    if (!lastLine.StartsWith("res://"))
-                    {
-                        var lineError = TranslationServer.Translate("line_errors_must_start_with_res");
-                        if (lineError == null)
-                        {
-                            return;
-                        }
-
-                        _roomTemplateTipsLabel.Text = string.Format(lineError, lastLine);
-                        return;
-                    }
-
-                    var exists = FileAccess.FileExists(lastLine);
-                    if (!exists)
-                    {
-                        var lineError = TranslationServer.Translate("error_specifying_room_template_line");
-                        if (lineError == null)
-                        {
-                            return;
-                        }
-
-                        _roomTemplateTipsLabel.Text = string.Format(lineError, lastLine);
-                        return;
-                    }
-
-                    _roomTemplateTipsLabel.Text = string.Empty;
-                }
+                //Add anti-shake treatment.
+                //添加防抖处理。
+                //Higher frequency events are executed last time.
+                //频率较高的事件中，执行最后一次。
+                _displaysTheSuggestedInputTime = DateTime.Now.Add(TimeSpan.FromMilliseconds(Config.TextChangesBuffetingDuration));
             };
         }
 
         if (_graphEdit != null)
         {
+            _graphEdit.NodeSelected += node => { _selectedNodes.Add(node); };
+            _graphEdit.NodeDeselected += node => { _selectedNodes.Remove(node); };
             _graphEdit.ConnectionRequest += (fromNode, fromPort, toNode, toPort) =>
             {
                 _graphEdit.ConnectNode(fromNode, (int)fromPort, toNode, (int)toPort);
@@ -223,6 +262,35 @@ public partial class LevelGraphEditorLoader : UiLoaderTemplate
             };
         }
 
+        if (_deleteSelectedNodeButton != null)
+        {
+            _deleteSelectedNodeButton.Pressed += () =>
+            {
+                if (_graphEdit == null)
+                {
+                    return;
+                }
+
+                if (_selectedNodes.Count == 0)
+                {
+                    return;
+                }
+
+                var nodes = _selectedNodes.ToArray();
+                foreach (var node in nodes)
+                {
+                    if (node is not RoomNode roomNode)
+                    {
+                        continue;
+                    }
+
+                    _graphEdit.RemoveChild(node);
+                    roomNode.QueueFree();
+                    _selectedNodes.Remove(node);
+                }
+            };
+        }
+
         if (_showCreateRoomPanelButton != null)
         {
             _showCreateRoomPanelButton.Pressed += () =>
@@ -246,8 +314,6 @@ public partial class LevelGraphEditorLoader : UiLoaderTemplate
                 {
                     _hBoxContainer.Visible = false;
                 }
-
-                _showCreateRoomPanelButton.Visible = false;
             };
         }
 
@@ -268,7 +334,20 @@ public partial class LevelGraphEditorLoader : UiLoaderTemplate
         {
             _createRoomButton.Pressed += () =>
             {
-                if (_roomNameLineEdit == null || _roomDescriptionLineEdit == null)
+                if (_roomNameLineEdit == null || _roomDescriptionLineEdit == null ||
+                    _roomTemplateCollectionTextEdit == null)
+                {
+                    return;
+                }
+
+                var roomTemplateData = _roomTemplateCollectionTextEdit.Text;
+                if (string.IsNullOrEmpty(roomTemplateData))
+                {
+                    return;
+                }
+
+                var roomTemplateArray = roomTemplateData.Split('\n');
+                if (roomTemplateArray.Length == 0)
                 {
                     return;
                 }
@@ -277,7 +356,8 @@ public partial class LevelGraphEditorLoader : UiLoaderTemplate
                 {
                     Id = GuidUtils.GetGuid(),
                     Title = _roomNameLineEdit.Text,
-                    Description = _roomDescriptionLineEdit.Text
+                    Description = _roomDescriptionLineEdit.Text,
+                    RoomTemplateSet = roomTemplateArray
                 };
                 var roomNode = CreateRoomNode(roomNodeData);
                 if (roomNode != null)
@@ -638,10 +718,5 @@ public partial class LevelGraphEditorLoader : UiLoaderTemplate
         {
             _hBoxContainer.Visible = true;
         }
-
-        if (_showCreateRoomPanelButton != null)
-        {
-            _showCreateRoomPanelButton.Visible = true;
-        }
     }
 }
\ No newline at end of file