diff --git a/app/service/adapter/textToShot.ts b/app/service/adapter/textToShot.ts
index 6315f72..6de8cf2 100644
--- a/app/service/adapter/textToShot.ts
+++ b/app/service/adapter/textToShot.ts
@@ -25,8 +25,16 @@ interface HighlightNode {
   attrs: HighlightAttributes;
 }
 
+// 定义只读文本节点接口
+interface ReadonlyTextNode {
+  type: 'readonlyText';
+  attrs: {
+    text: string;
+  };
+}
+
 // 定义内容节点类型（文本或角色标记）
-type ContentNode = TextNode | CharacterTokenNode | HighlightNode;
+type ContentNode = TextNode | CharacterTokenNode | HighlightNode | ReadonlyTextNode;
 
 // 定义段落接口
 interface Paragraph {
@@ -217,6 +225,12 @@ export class TextToShotAdapter {
             attrs: {
               ...roleMatch
             }},
+            {
+              type: 'readonlyText',
+              attrs: {
+                text: '：'
+              }
+            },
             ...dialogNodes
           ]
         };
diff --git a/components/ui/shot-editor/ShotsEditor.tsx b/components/ui/shot-editor/ShotsEditor.tsx
index 4d80bf2..a670393 100644
--- a/components/ui/shot-editor/ShotsEditor.tsx
+++ b/components/ui/shot-editor/ShotsEditor.tsx
@@ -171,7 +171,7 @@ export const ShotsEditor = forwardRef<any, ShotsEditorProps>(function ShotsEdito
             avatar: ''
           }
         },
-        { type: 'text', text: ' says:' }
+        { type: 'readonlyText', attrs: { text: '：' } }
       ]
     };