英文關鍵字
addiction
adult
app
beautiful
caucasian
cell
cellphone
communication
concept
connection
dependence
depression
despair
emotion
emotional
expression
female
glass
home
internet
large
lifestyle
loneliness
look
media
melancholy
mobile
network
one
pensive
people
person
phone
portrait
pretty
problems
sad
sadness
sensuality
sitting
smartphone
social
technology
thinking
thoughtful
tired
typing
unhappy
upset
using
window
woman
worried
young