英文關鍵字
academic
adolescence
asian
attractive
back
book
bookcase
bookshelf
boy
casual
child
chinese
crossed
education
elementary
folded
grade
hands
hispanic
homework
indonesian
indoors
japanese
junior
kids
knowledge
learning
library
literature
looking
male
motion
people
person
portrait
preteen
primary
school
sixth
slow
smiling
student
study
textbook
young