英文關鍵字
addict
addiction
background
black
business
cellphone
chain
chained
chains
communication
concept
connection
dependence
dependency
fashion
foot
freedom
gadget
gadgets
hand
handcuffs
hands
human
internet
isolated
light
lock
media
metal
mobile
network
object
online
padlock
people
person
phone
prisoner
problem
problems
screen
security
slave
smart
smartphone
social
steel
technology
telephone
white