A man in a white shirt stands in front of a black chalkboard
Palabras clave
man,
white,
shirt,
stand,
front,
black,
blackboard,
thoughtful,
contemplative,
person,
male,
concept,
caucasian,
background,
education,
businessman,
blackboard,
chalk,
suit,
business,
student,
success,
hand,
teacher,
young,
board,
class,
school,
classroom,
human,
drawing,
adult,
writing,
science,
physics,
study,
university,
research,
symbol,
photogenic,
lesson,
equation,
college,
solution,
back,
portrait,
learn,
formula,
cognition
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