For presidents only: Last year, when he and some fellow students were watching trains being dispatched at a switchyard in Nankang, they caught sight of a specially designed passenger car with a sign over the door saying "No Entrance: Testing Under Way."
發現總統座車去年，他和同學在南港調車場觀察車輛調度時，無意中看見一節門上掛著『試車勿入』牌子、造型特殊的車廂。