聋人手语是聋人的母语。有些国家已逐步采用“双语教学” ,从语言学的角度和从生存环境对聋儿语言能力的影响看 ,聋人手语对聋儿学习第二语言 (本国语言 )有着不可低估的作用 ,值得借鉴并推广。 Deaf Sign Language is the native language of deaf people. Some countries have gradually adopted “bilingual teaching”. From the perspective of linguistics and from the impact of living environment on the language ability of deaf children, deaf sign language can not underestimate the learning of a second language (native language) for deaf children and is worth learning from. And promotion.