目前有的老师常以“对牛弹琴”的感叹来比喻自己教学工作中遇到的困难,讥讽学生基础知识太差,听不懂教师讲的课。但是,查一查这句成语的出处,就可看出它的本意并非如此。“对牛弹琴”一语出自南朝梁人僧祐的《弘明集》:“昔公观仪为牛弹清角之操,伏食如故。非牛不闻,不合其耳也。转为蚊虻孤犊之声,于是, At present, some teachers often use the sigh of “playing to the harp” as a metaphor for the difficulties encountered in their own teaching work. They ridicule the students’ basic knowledge and are unable to understand the classes taught by the teachers. However, when we look at the source of this idiom, we can see that its original intention is not the case. The phrase “playing against the cow” comes from the “Hongming Collection” of Nan Ren’s Liang Ren’s “Buddhist episodes”: “The virtuous prophet is the operation of a cow playing with a clean horn. If it is not eaten, it will not be heard by the cattle. Sound, then,