Back of the Classroom Lecture Hall
Palabras clave
lecture,
hall,
classroom,
audience,
screen,
projector,
man,
plaid,
shirt,
sitting,
back,
people,
chair,
presentation,
lecture hall,
education,
learning,
student,
university,
college,
high school,
school,
conference,
seminar,
meeting,
gathering,
group,
crowd,
white,
grey,
light,
bright,
blur,
out of focus,
blurry,
sharpened,
sharp,
detail
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