Ключевые слова: african, africanamerican, american, arm, background, body, closeup, communication, empty, express, fingerspelling, forearm, gesturing, grip, hand, holding, human, isolated, language, learn, lifestyle, male, man, manual, model, nonverbal, offering, palm, pantomime, person, posing, showing, sign, something, symbol, unspoken, visual, white, wrist,