英文關鍵字
animation
baby
black
book
boy
caucasian
change
chart
child
childhood
chinese
class
classroom
concentrating
concept
design
development
digital
digitally
education
elementary
female
finance
generated
girl
graph
graphic
group
growth
illustration
kid
knowledge
learn
learning
male
medium
mixed-race
montage
moving
of
people
pupil
school
science
statistics
student
study
studying
teaching
teenager
together
writing