Senses
师弟/ 師弟 junior male fellow disciple
A man who studies under the same master or teacher but joined later than oneself; a younger male schoolmate
师弟/ 師弟 teacher's son
The son of one's teacher or the male disciple of one's father, provided he is younger than oneself
师弟/ 師弟 master and disciple
A collective term for a teacher and their student, or a master and their apprentice