英文關鍵字
activity
addicted
addiction
african
afroamerican
american
app
application
black
casual
cell
cellphone
cyber
digital
discounts
friday
future
gadget
glad
guy
happy
holding
internet
lottery
male
man
messenger
mobile
monday
offer
online
phone
progress
purchases
sale
shock
shopping
smartphone
smile
smiling
sms
social
technology
teen
teenager
winner
winning
young