translation.en: My colleague Ed Bertschinger, who heads up the physics department at MIT, has this to say about instant feedback: He indicated that instant feedback turns teaching moments into learning outcomes.
translation.zh: 我的同事 Ed Bertschinger 担任麻省理工学院物理系的主任 曾对即时反馈有这样的说法： 他表示，即时反馈 使教学时刻即时体现出学习成果