Ключевые слова: 3, adult, background, blue, casual, caucasian, clothes, color, communication, count, countdown, counting, digit, finger, gesticulating, gesture, hand, hands, handsome, happy, language, light, male, man, model, nonverbal, number, numeral, person, point, portrait, posing, positive, show, showing, sign, smiling, studio, style, stylish, symbol, three, unspoken,