Dojrzały profesor trzymający kredę w pobliżu wielonarodowych studentów na uniwersytecie - Zdjęcie stockowe & obraz

Mature teacher pointing with hand near multiethnic students using laptops in university

Middle aged teacher pointing with hand near multiethnic students and laptops in university

Smiling teacher talking near interracial students with notebooks in university

Smiling teacher talking near blurred interracial students in university

Mature teacher talking near blurred interracial students with laptops in university

Young student sitting near notebook and coffee to go in university

Smiling teacher holding chalkboard near blurred students in auditorium of university

Teacher with chalk talking near multiethnic students and devices in university

Teacher pointing at chalkboard near blurred interracial students in university

Middle aged speaker pointing at document near blurred audience during business conference

Young woman talking to colleagues during seminar near asian lecturer on blurred background

Political agitator looking at notebook in front of voters in conference room, blurred foreground

Mature speaker adjusting headset during seminar with business people on blurred foreground

Back view of blurred business people near lecturer pointing with hand during conference

Back view of blurred businessman asking question to asian speaker during conference

Smiling lecturer standing with open arms during conference near participants on blurred foreground

Back view of blurred african american businessman asking question to lecturer with microphone

Brunette prosecutor pointing with hand while talking to blurred witness in courtroom

African american businessman with papers pointing with hand during meeting in conference room