9CaKrnK2QRa v.huanqiu.comarticle80岁教授坚持站着讲课:“坐着对学生不尊重”/e3pmh2fmu/e3pmh2g691495072500000责编:fulei爱奇艺149507250000011[]//himg2.huanqiucdn.cn/attachment2010/2017/0518/thumb_235_120_20170518095550578.png