实际结束 meaning in Chinese

physical end

If a course must continue into the winter or summer break and the instructor cannot turn in the grades before the posted deadline , the department or the instructor is responsible for notifying the office of academic affairs in writing on the finish date of the course and a schedule for grade submission
九、学期课程若须至寒、暑假期间始能完成课程或实习，致无法依规定期限缴交成绩，经系（所、学程）主任同意者，应由授课教师或开课学系（所、学程）于学期上课结束日前，以书面方式通知教务处该课程之实际结束日期及补交成绩日期。