Zamyślony mężczyzna nauczyciel w okularach, siedząc przy biurku komputer z notebooków i kawa w klasie - Zdjęcie stockowe & obraz

Focused male student in glasses sitting at desk and holding leather bag in classroom

Smiling male teacher sitting at desk and showing laptop with blank screen in classroom

Male teacher in glasses sitting at desk and explaining equations in maths classroom

Attractive multicultural bearded businessman in glasses and green shirt working behind the laptop and writting some words in the office on the some diagrams background

Excited male teacher sitting at desk and using laptop in classroom

Creative designer looking away at table with mobile application layouts on table

Selective focus of smiling designer planning mobile app with sketches and laptop on table

Handsome designer looking at camera while working with laptop and ux website templates in office

Happy man listening music in earphones while using laptop in cafe

Selective focus of thoughtful IT worker at table in coworking space

Handsome smiling young asian man in eyeglasses sitting on sofa and reading book

Portrait of businessman looking at laptop screen at workplace in office

Young man using smartphone in modern loft office with working colleagues on background