art
book
brochure
bulb
business
circle
cognition
college
concept
design
diary
dictionary
discovery
education
elearning
flat
genius
graduation
graph
handbook
icon
idea
illustration
infographic
information
intellect
intelligence
isolated
knowledge
learn
literature
memory
object
open
publication
reading
research
round
school
science
sign
solution
study
symbol
system
teach
template
textbook
university
定額
Flat icon in a bulb shape. Book in lamp with text: Knowledge is power. The concept of modern education, school, science, knowledge, learning. Vector illustration.の素材 [FY31059334491]
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