Indian Sign Language (ISL).

Indian Sign Language (ISL) is a natural language used by the Deaf community in India for communication. It is a visual-gestural language that relies on a combination of handshapes, facial expressions, and body movements to convey meaning..印度手语（ISL）是一种在印度聋人社区中使用的自然语言，用于沟通。它是一种视觉手势语言，依赖于手形、面部表情和身体动作的组合来表达意义。