19岁那年春天的一个早上,中国科技大学二年级学生邓中翰听到有人敲宿舍的门。他打开门,发现一位长者正微笑着站在门外。长者自我介绍:“我是物理学教授胡友秋,我想我还是顺路来看看你,告诉你我看完那封信的感受。” One morning in the 19-year-old spring, Deng Zhonghan, a sophomore at China University of Technology, heard someone knocking on the dormitory door. He opened the door and found an elderly man smiling and standing outside. Elderly self-introduction: “I am a professor of physics Hu Youqiu, I think I still look at you, tell you I read the letter feeling. ”