英文關鍵字
6069
7079
active
adult
adults
age
aged
ageing
application
call
cane
chat
citizen
close
communication
cyberspace
device
digital
domestic
elderly
electronic
focus
hand
home
information
internet
life
man
media
men
message
messaging
messenger
mobile
music
network
networking
networks
old
oldest
one
online
only
people
person
phone
player
retired
selective
senior
seniors
smart
smartphone
social
stick
technology
texting
user
uses
using
video
walking
years