求翻译：现在这是一个非常普遍的现象，一些大学的学生迟到或缺课。但仍然有一些学生谁逃出教室上课之前结束。出勤已成为一个棘手的问题，无论是学生和教师。是什么意思？

Now this is a very common phenomenon, some university students to be late or absent. But there are still some students who had left school before the end. Attendance has become a thorny issue, whether students and teachers.

Now this is a very common phenomenon, and a number of university students being late or absent. But there are still some students who fled the classrooms before the end. Attendance has become a difficult issue in both the student and instructor.

Now this is an extremely universal phenomenon, some university's students are late or are absent from class.Who before but still had some student to escape the classroom to attend class finished.Going out on duty has become a thorny question, regardless of is the student and the teacher.

Now this is a very common phenomenon, some university student was late or absent. There are some students who fled the classroom before class ends. Attendance has become a thorny issue, both students and teachers.

正在翻译，请等待...