blackboard isolated on white
Palabras clave
office,
education,
board,
white,
business,
school,
blank,
isolated,
presentation,
empty,
background,
class,
design,
frame,
space,
illustration,
marker,
drawing,
object,
vector,
copy,
border,
screen,
whiteboard,
draw,
magnetic,
lesson,
clean,
show,
element,
classroom,
concept,
framework,
write,
clear,
template,
meeting,
seminar,
display,
information,
message,
interactive,
work,
notice,
educate,
learn,
billboard,
note,
realistic
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