academic
beard
blackboard
board
boy
caucasian
child
childhood
class
classroom
college
communication
cute
education
elementary
female
girl
happy
idea
kid
knowledge
learn
learning
lecture
lesson
man
occupation
people
person
portrait
professional
school
seminar
skills
smiling
speaker
student
study
studying
table
talk
teach
teacher
training
university
white
worker
workplace
workshop
young
定額
Lecturer discussing architectural issues with students during workshop. education and school concept. Tutor asks the tutee to find the definition in the textbook.の素材 [FY310101616146]
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