Ключевые слова: anatomy, arm, background, black, body, business, command, concept, express, expressing, expression, expressive, finger, fist, gesticulating, gesticulation, gesture, gun, hand, human, isolated, movement, order, palm, part, path, people, pistol, pointer, pointing, show, showing, sign, skin, symbol, thumb, thumbsup, thumbup, well, wrist,