英文關鍵字
accessibility
accessible
accident
adult
asian
assistance
astigmatism
blind
blindness
cane
chinese
defective
deficient
difficulty
disability
disabled
eastern
everyday
female
girl
handicap
handicapped
health
holding
impaired
impairment
invalid
japanese
lady
myopia
navigation
one
ophthalmology
park
path
people
person
safety
sightless
stick
student
vision
walk
walking
walkway
woman
young