Recording and broadcasting class is a teaching form to impart knowledge or skills by recording videos. Compared with traditional face-to-face teaching, this method has flexibility in time and space. Learners can study in their own free time or place, and at the same time, they can watch difficult content repeatedly in the video, which improves the learning effect. In addition, the recording and broadcasting course saves the lecturer's teaching content by recording, so that learners can look back anytime and anywhere, which greatly facilitates learning.

With the continuous development and popularization of network technology, recording and broadcasting courses are more and more widely used in various fields. In the field of education, schools at all levels promote recording and broadcasting courses to provide more learning opportunities for students. In addition, many public institutions and websites provide abundant online recording and broadcasting course resources, and many enterprises will also take the way of recording and broadcasting courses to train their employees to improve their skills and knowledge.

In short, the emergence of recording and broadcasting classes has brought a lot of convenience and innovation to our study and life. By recording and broadcasting lessons, we can learn more freely and flexibly, and we can also easily obtain high-quality educational resources. Therefore, it is of extensive and positive significance to popularize and develop recording and broadcasting courses. We should pay more attention to the research and application of recording and broadcasting courses and provide quality education and knowledge and skills training for more people.