Ключевые слова: accident, adult, agreement, arm, baby, background, backgrounds, boy, business, caucasian, child, communication, concepts, counting, directing, family, female, finger, fingerprint, fingers, fun, gesturing, girl, hand, human, ideas, input, isolated, keep, men, moving, number, objects, on, opening, out, palm, part, people, remote, scout, sign, symbol, teenage, three, thumb, touching, up, white, women,