英文關鍵字
aid
animal
assistance
assisting
blind
blindness
city
dog
domestic
encouraging
eyesight
feeding
food
friendship
guide
handler
help
helper
helping
impaired
impairment
leash
male
man
mature
outdoors
park
pet
petting
physical
profession
professional
rehabilitation
retriever
safety
school
see
senior
service
sight
skills
special
stick
street
support
training
unsighted
visual
walking
walkway