英文關鍵字
addicted
addiction
application
apps
browsing
cell
cellphone
chatting
classmates
communication
computer
connection
conversation
dependence
digital
entertainment
gadget
girl
girls
internet
lifestyle
media
messaging
mobile
nation
network
networking
online
overuse
people
phone
problem
pupils
relation
schoolgirls
searching
separate
separation
service
smart
smartphone
social
surfing
technologies
typing
using
website
wifi
wireless