Ключевые слова: adult, aid, assisting, attractive, blind, blindness, cane, care, cars, city, crossing, day, difficulty, disability, disabled, eyesight, front, handicapped, health, help, impaired, impairment, legs, male, males, man, on the phone, orientation, outdoors, outside, pedestrian, person, safety, sight, skilled, smartphone, stick, street, summer, talking, telephone, town, unrecognizable, unsighted, urban, vision, waistcoat, walking, white, young,