英文關鍵字
adolescence
asian
back
book
bookcase
bookshelf
boy
child
chinese
computer
diligent
education
elementary
grade
hispanic
home
homework
indonesian
indoors
internet
japanese
junior
kids
knowledge
laptop
learning
library
literature
male
motion
notebook
online
people
portrait
preteen
primary
school
schoolboy
sixth
slow
smart
smiling
student
study
table
technology
textbook
typing
using
young