| During the COVID-19 epidemic,the learning engagement of professional courses in the online environment of secondary vocational legal affairs students has attracted much attention.The non-verbal intimacy behavior of professional teachers is an important factor affecting students ’ learning engagement.This paper uses empirical research methods to explore the relationship between teachers ’ non-verbal intimacy behavior and students ’ learning engagement in the online environment,as well as the mediating role of students ’ academic self-efficacy in this relationship and the moderating role of class atmosphere.A total of 319 secondary vocational law students were recruited as subjects in the study,and the number of students participating in the survey was 300.A cross-sectional study was conducted through the questionnaire method to establish a moderated mediation model.The results show that in the online environment,the non-verbal intimacy behavior of teachers of legal affairs in secondary vocational schools can directly affect students ’ learning engagement;the academic self-efficacy of legal affairs students in secondary vocational schools plays a partial mediating role between their professional teachers ’ non-verbal intimacy behavior and students ’ learning engagement;the class atmosphere of legal affairs major in secondary vocational school can adjust the direct effect of“teachers ’ nonverbal intimacy → students ’ learning engagement ”,and the class atmosphere can also adjust the indirect effect of “teachers ’ nonverbal intimacy → academic self-efficacy→ students ’ online learning engagement ”.This paper finds that in the online environment,the use of non-verbal intimacy by legal affairs teachers in secondary vocational schools helps to improve students ’ academic self-efficacy,and thus enhance students ’ learning engagement.A good class atmosphere can help teachers of legal affairs in secondary vocational schools to exert their non-verbal intimacy behavior on students ’ learning engagement,and a good class atmosphere can weaken the influence of students ’ academic self-efficacy on their learning engagement. |