求翻译：传统的课堂教学模式有其明显的优势：有利于教师主导作用的发挥，有利于教学的组织、管理和教学过程的调控，对教学环境建设要求比较低，教学效率比较高，更重要的是师生与学生之间的人际交流对学生成长所起的作用，则远远超出了课堂教学的本身。而目前网络教学也并非十全十美：是什么意思？

Traditional classroom teaching model has its obvious advantages: to play the leading role of teachers, organization conducive to teaching, management and control of teaching process, relatively low requirements for teaching environmental construction, high efficiency, more important is the interpersonal exchanges between teachers and students on the role of the students ' growth, far beyond the classroom itself. And now the network teaching is not perfect: