英文關鍵字
active
adult
arm
body
brush
business
citizen
close
closeup
communication
computer
connect
cyberspace
depth
education
elderly
field
finger
focus
gadget
hand
human
key
keyboard
laptop
learning
males
man
mans
men
monitor
old
one
online
only
part
people
person
retired
retirement
selective
senior
seniors
shallow
studying
surfer
table
technology
text
theme
typing
using
wireless
work
wrinkle
wrinkled