Ключевые слова: arm, auction, background, bid, caucasian, closeup, communicate, communication, concept, count, double, finger, forefinger, gesture, gesturing, hand, human, idea, index, male, man, message, middle, number, one, pair, palm, part, peace, people, person, present, push, scissors, second, show, showing, sign, single, symbol, thumb, touch, two, victory, win, wrist,