英文關鍵字
black
boy
class
classmate
classroom
closeup
computer
desk
device
educate
fingers
flipping
game
girl
hands
indoor
journal
learner
lesson
lifestyle
page
pages
person
play
playing
pupil
reading
relaxation
school
schoolage
schoolchild
schoolgirl
screen
sheet
sitting
smart
student
students
study
table
tablet
teenager
textbook
touch
touching
turn
using
white