英文關鍵字
active
adult
aged
app
assistance
beautiful
call
care
caucasian
cell
communicates
communication
community
computer
connection
couch
device
digital
discussion
display
elderly
family
focus
gadget
generation
grandfather
happiness
happy
home
human
internet
leisure
loved
male
man
mature
media
message
mobile
old
ones
people
phone
progress
quarantine
relationships
relaxed
rest
retired
security
selective
senior
seniors
smile
smiling
social
tablet
technology
using
vacation
web
wireless