translation.en: And as you bring these trends together, and as you think of what it means to take people who are profoundly deaf, who can now begin to hear -- I mean, remember the evolution of hearing aids, right?
translation.zh: 当你把这些趋势放到一起，你开始思考这些意味着什么？ 让完全失聪的人再度听到声音 记得助听器的演变史吗？