单词prelingually-deaf
The profoundly, prelingually deaf can and do acquire language; it"s just gestural rather than verbal.
极度失聪的人确实能够获取语言，但仅仅是通过手势，而不是言语。
Preoperative evaluation in prelingually deaf children with cochlear implant and its significance
语前聋患者人工耳蜗术前评估及其意义
Evaluation of speech development in prelingually deaf children with cochlear implant
语前聋儿童人工耳蜗植入效果的评估