Place it just after the unanswered question in your edit, then follow it with No No Wait Wait for the double-take and finish with Oh My God Wow when the other person finally replies.
關於此聲音
This is a two-second spoken Portuguese line, 'Não me ignore e pense!', delivered as a direct request to be heard and considered. It feels insistent and a little exasperated, like someone stopping a conversation to demand a response instead of being brushed aside.