英文關鍵字
acuity
card
care
chart
check
clinic
clinics
doctor
doctors
equipment
exam
examination
eye
eyesight
glass
glasses
grass
health
healthcare
hospital
illness
impaired
impairment
instrument
lens
looking
medicine
ophthalmology
optical
optics
optometrist
reading
see
sign
spectacles
technology
test
use
view
vision
visual
wear