Männlicher Lehrer mit Brille sitzt am Schreibtisch und erklärt Gleichungen im Mathematikunterricht - Stockfoto & -bild

Chinese Male Teacher Video Calling Having Virtual Lesson Teaching Online Sitting Near Laptop And Whiteboard At Workplace Indoor. E-Teaching, Internet Education Concept

Middle Aged Japanese Teacher Making Video Call Teaching And Communicating Online Sitting Near Blackboard In Modern Library Indoors. E-Teaching And Education Concept

Cheerful Chinese Tutor Smiling To Camera Teaching English Language Writing Grammar Rules On Whiteboard Standing In Classroom Indoor. Modern School Education Concept

Online Education. Japanese Male Teacher Talking Looking At Camera Standing Near Whiteboard Teaching Standing In Classroom Indoor. Knowledge And Modern Education Concept

Asian Teacher Male Writing Using Laptop Having Online Lecture Wearing Eyeglasses Sitting At Desk In Classroom Indoor. Tutor Preparing Lesson At Workplace. E-Teaching Concept

Young male teacher with beard standing alongside a chalkboard technology formulas. Teaching and Education Job Profession