文学、语言与语言学Literature, Language & Linguistics
sign language
手语;通过有规则的手部动作、面部表情和身体姿态表达,通常由视觉、有时由触觉感知的自然语言
英文释义 A natural language that uses patterned hand movements, facial expressions, and body positions, usually perceived visually or sometimes through touch.