I know a reporter who works in a central newspaper now. Both his undergraduate and master's degree are studying in Peking University. He likes the food in Peking University canteen very much. Although he has been working for a long time, he always refuses to eat the self-help provided by the meeting whenever he goes to a meeting near Peking University. He always goes to the dining hall of Peking University by himself and enjoys the food there. Maybe it's just nostalgia, a feeling ~ you can try, maybe it's different _