英文關鍵字
aid
animal
assistance
assisting
bench
blind
blindness
city
disability
dog
domestic
elderly
eyesight
feeding
friendship
guide
hand
handicap
handicapped
handler
help
helper
impaired
impairment
leash
male
man
mature
outdoors
park
pet
petting
physical
resting
retriever
safety
see
senior
service
sight
skills
special
stick
street
sunglasses
support
treat
unsighted
visual
walking