【評論主題】8 This is a general notice for all passengers: the restaurant in the main ....... is now open.(A) co

【評論內容】concord: 一致，協調；（國際的）和睦conduit: 導水管，導管concourse:匯合；集合；合流；群集, 廣場；（車站、機場）中央大廳