英文關鍵字
black
boy
classroom
college
communicate
communication
computer
desk
device
electronic
entertainment
fingers
flipping
gadget
game
hands
holding
indoor
knowledge
learn
learner
lesson
lifestyle
looking
male
person
play
playing
pupil
rest
scroll
scrolling
sitting
smart
student
students
table
tablet
task
technology
teen
teenager
touch
touching
using
white
writing