杰夫瑞医生是位非常著名的耳科专家。多年来,他一直致力于让失聪者恢复听觉的耳蜗移植研究。经过不懈努力,终于将耳蜗移植的成功率从50% 提高到了接近70%。在他的帮助下,许多生活在沉寂里的失聪者重新获得了聆听世界的机会。 Dr. Jeffrey is a very famous otologist. Over the years, he has been working on making cochlear implant research for hearing deaf people. Through unremitting efforts, the success rate of cochlear implants has finally been increased from 50% to nearly 70%. With his help, many deaf people living in silence regained the opportunity to listen to the world.