adult
blackboard
cartoon
chalk
chalkboard
character
cheerful
conference
demonstrating
doctor
eccentric
education
elderly
expert
explain
explanation
friendly
funny
glasses
happy
idea
illustration
isolated
knowledge
lab
lab coat
learning
lesson
mad
male
man
old
person
pointing
presentation
professor
research
rod
school
science
scientist
smiling
strange
teaching
wand
white
定額
Illustration of a funny scientist at chalkboard. The scientist points the empty blackboard with a rod, explaining his (your) idea.の素材 [FY31018653778]
この写真素材のタグ
最近チェックした素材