1. Different responsibilities: A scientific research post refers to a post engaged in scientific research, whose main responsibilities are to carry out scientific research, write academic papers and organize academic exchanges. Teachers' posts refer to posts engaged in teaching, and their main responsibilities are teaching, guiding students, correcting homework and participating in teaching management.

2. Different work contents: The research post focuses on scientific research and academic exchange, which requires a strong academic background and research ability. Teachers pay attention to teaching and guiding students and need strong teaching and communication skills.