[科学美国人60秒] SSS 2015-11-23
时间：2018-12-24 作者：英语课 分类：2015年Scientific American(十一)月
英语课
Voice is generated by complex and beautiful biological system. And this is a system that allows all of us to communicate messages, concepts and emotions. one of the university of school of medicine and public health.
But a person can loses his or her voice because of sever 1 damage to the vocal 2 also called the vocal In this situation, with the vocal severely damaged or missing and with present technology unfixable, the best option may be simply replace it.
telephone conference November 17th, in conjunction with the announcement that he and his colleagues have succeeded in generating bioengineer vocal-phoned that were capable of producing sound. A first step toward implant 3 one day. Their study is on the journal Science.
The research team started with vocal tissues from and from four patients who have their vocal boxes removed.
They took from those tissues sample and successfully grew them on a three-dimensional to produce new vocal .
So how do the lab-grown vocal actually sound?
We did some testing where put on a fake in hot warm , just like the body into the vibration 4. But they vibrate and generate sounds just into the atmosphere. And so the sound is quite different than what is coming out from my mouth in present. What vocal track sounds a zoo little bit like a or kind of a robot sendings, like Yeeee. But that’s how it should sound in this context.
Should bioengineered vocal someday be implanted into a human patient. The sound would be far different due to the other structure problems more like what you’ve just been listening to.
1 sever
v.切开，割开；断绝，中断
- She wanted to sever all her connections with the firm.她想断绝和那家公司的所有联系。
- We must never sever the cultural vein of our nation.我们不能割断民族的文化血脉。
2 vocal
adj.直言不讳的；嗓音的；n.[pl.]声乐节目
- The tongue is a vocal organ.舌头是一个发音器官。
- Public opinion at last became vocal.终于舆论哗然。