英文關鍵字
adult
african
american
background
black
bored
business
businessman
busy
calm
casual
computer
concept
desk
dream
ethnic
exhausted
fatigue
handsome
internet
job
laptop
male
man
modern
nap
office
overworked
pc
people
person
portrait
professional
relax
shirt
sitting
sleep
sleepy
stress
student
table
technology
tired
unhappy
white
work
worker
workplace
yawn
young