英文關鍵字
ache
africanamerican
black
business
computer
concept
contemplation
deadline
employee
exhausted
eyeglasses
eyesight
failure
fatigue
frustration
headache
health
horizontal
hurt
indoors
internet
laptop
losing
massaging
occupation
office
online
overworked
pain
person
pressure
problem
sadness
sight
strain
stress
student
technology
tension
tired
upset
vertical
vision
woman
worker
young