Deep learning is a meaningful learning process in which higher vocational teachers and students actively en-gage.At present,there are some cognitive misunderstandings and improper practice about deep learning in vocation-al colleges and universities:the more difficult the teaching content is,the more students'deep learning can be real-ized;Importance is attached to higher-level thinking rather than lower-level thinking;Emphasis is put on students'autonomous learning rather than on In-depth teacher guidance.Main problems in the teaching of specialized courses are as follows:The lesson plans cannot always offer new and updated content;The teaching method is mainly based on traditional face-to-face mode;The teaching evaluation system needs to be revised and improved.In response to these problems,countermeasures have been put forward to promote deep learning in specialized courses.