英文關鍵字
alone
background
boy
boyish
casual
caucasian
cell
cellphone
cellular
child
close
communication
cute
day
device
enjoying
face
fingers
fun
gadget
game
green
hand
holding
internet
kid
male
mobile
mobility
online
outdoors
person
phone
play
playing
sending
small
smart
smartphone
sms
summer
sunlight
technology
telephone
text
texting
writing
young
youth