Hand drawing graph on blackboard
Keywords
hand,
graph,
chart,
block,
drawing,
arrow,
sale,
blackboard,
diagram,
exponential,
line,
chalk,
board,
university,
blackboard,
clean,
writing,
space,
teacher,
school,
concept,
work,
instructing,
education,
write,
horizontal,
handwriting,
student,
caucasian,
business,
person,
young,
text,
holding,
businessman,
draw,
class,
white,
red,
blue,
black,
college,
style,
mature,
1,
stylish,
close,
graphic,
green
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English
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