英文關鍵字
adolescent
book
bored
boredom
british
caucasian
child
childhood
children
class
classroom
college
daydreaming
desk
desks
difficulties
education
educational
girl
glasses
group
high
indoors
isolated
learning
lesson
modern
people
person
pretty
room
sad
school
schoolgirl
sitting
student
students
studies
studying
table
teenager
teens
together
uniform
white
woman
work
young