英文關鍵字
adolescent
audio
background
boy
break
caucasian
child
childhood
colorized
computer
couch
digital
display
earphones
elearning
entertainment
family
fun
happiness
happy
headphones
headset
home
image
internet
kid
leisure
living
look
male
man
monitor
movie
mp3
music
people
persons
recreation
relaxed
screen
smile
sofa
son
tablet
technology
web
websurfing
young