It was 21:00 already.The VIPs in the north campus had to catch the bus to go back.We said goodbye to them unwillingly, with all their edification remained deeply in our minds.

• 会进行到此时已经是21：00点了，由于北校区的元老们还要赶车回到本部，我们依依不舍的和他们告别了，但他们的教诲将会一直留在我们心里。