Ключевые слова: adult, arm, back, background, business, caucasian, communication, concept, cyberspace, different, empty, female, finger, fingernail, gesture, gesturing, girl, group, hand, happy, human, indoor, isolated, lifestyle, love, male, man, nail, open, palm, person, phone, pointing, screen, set, showing, sign, skin, student, studio, study, symbol, thumb, touch, up, white, woman, wrist, young,