英文關鍵字
adult
attention
background
black
browsing
business
businessman
caucasian
close
closeup
computer
device
eye
eyeglasses
eyes
face
find
focused
glasses
indoors
information
internet
job
laptop
look
looking
male
man
monitor
office
online
pensioner
person
portrait
programmer
reading
reflect
reflection
rim
screen
serious
study
surfing
tablet
technology
touchscreen
use
working