英文關鍵字
ache
business
businesswoman
care
chronic
computer
conjunctivitis
cry
difficult
digital
dry
education
employee
exam
eyeglasses
eyesight
eyestrain
eyewear
fatigue
female
girl
glasses
office
optics
overload
pain
person
problem
productivity
sad
school
sight
spectacles
strain
stress
student
study
syndrome
technology
tired
woman
work
worker
workplace
young