diff --git a/components/chat/chat-ui.tsx b/components/chat/chat-ui.tsx
index ac9f13d..d57bcd0 100644
--- a/components/chat/chat-ui.tsx
+++ b/components/chat/chat-ui.tsx
@@ -19,10 +19,14 @@ import { ChatMessages } from "./chat-messages"
 import { ChatScrollButtons } from "./chat-scroll-buttons"
 import { ChatSecondaryButtons } from "./chat-secondary-buttons"
 
+import { useTranslation } from "react-i18next"  // 引入 useTranslation 进行国际化处理
+
 interface ChatUIProps {}
 
 export const ChatUI: FC<ChatUIProps> = ({}) => {
   useHotkey("o", () => handleNewChat())
+  
+  const { t } = useTranslation()  // 使用 t 函数进行国际化
 
   const params = useParams()
 
@@ -203,7 +207,7 @@ export const ChatUI: FC<ChatUIProps> = ({}) => {
 
       <div className="bg-secondary flex max-h-[50px] min-h-[50px] w-full items-center justify-center border-b-2 font-bold">
         <div className="max-w-[200px] truncate sm:max-w-[400px] md:max-w-[500px] lg:max-w-[600px] xl:max-w-[700px]">
-          {selectedChat?.name || "Chat"}
+          {selectedChat?.name || t("chat.defaultChatTitle")}
         </div>
       </div>
 
diff --git a/public/locales/en/translation.json b/public/locales/en/translation.json
index ef6f18f..006197a 100644
--- a/public/locales/en/translation.json
+++ b/public/locales/en/translation.json
@@ -31,5 +31,9 @@
     "usernameError": "Username must be letters, numbers, or underscores only - no other characters or spacing allowed.",
     "chatDisplayName": "Chat Display Name",
     "displayNamePlaceholder": "Your Name"
+  },
+
+  "chat": {
+    "defaultChatTitle": "Chat"
   }
 }
diff --git a/public/locales/ja/translation.json b/public/locales/ja/translation.json
index 772091a..51ea392 100644
--- a/public/locales/ja/translation.json
+++ b/public/locales/ja/translation.json
@@ -30,6 +30,10 @@
       "usernameError": "ユーザー名は文字、数字、またはアンダースコアのみで、その他の文字やスペースは使用できません。",
       "chatDisplayName": "チャット表示名",
       "displayNamePlaceholder": "あなたの名前"
+    },
+
+    "chat": {
+      "defaultChatTitle": "会話"  
     }
   }
   
\ No newline at end of file
diff --git a/public/locales/zh/translation.json b/public/locales/zh/translation.json
index 180466a..3a5a07f 100644
--- a/public/locales/zh/translation.json
+++ b/public/locales/zh/translation.json
@@ -30,5 +30,9 @@
     "usernameError": "用户名只能包含字母、数字或下划线，不能包含其他字符或空格。",
     "chatDisplayName": "聊天显示名称",
     "displayNamePlaceholder": "您的名称"
+  },
+
+  "chat": {
+    "defaultChatTitle": "对话"  
   }
 }