retry_btn=None,

app.py

@@ -2060,7 +2060,7 @@ with gr.Blocks(theme=gr.themes.Base(primary_hue=gr.themes.colors.orange, seconda
                     fn=streaming_chat_with_open_ai,
                     additional_inputs=additional_inputs,
                     submit_btn="送出",
-                    retry_btn="🔄 重新回答",
+                    retry_btn=None,
                     undo_btn="⏪ 上一步",
                     clear_btn="🗑️ 清除全部",
                     stop_btn="🛑 停止",