Alexander Graham Bell believed one day machines would be invented to help deaf people hear and speak.

VOA: special.2010.05.14

He was not blind, he was not deaf, he was not retarded, but something else happened to him.

他并没有失明,没有失聪,也没有变成弱智,但在他身上却发生了一些其它变化

耶鲁公开课 - 心理学导论课程节选

There are stories of deaf people who are within certain societies where nobody signs to them, and so they're what's known as linguistic isolates.

还有些关于生活在并无手语的,特定社会下聋人的故事,这种情况就是所谓的语言隔离

耶鲁公开课 - 心理学导论课程节选

The next year Bell moved to Boston,Massachusetts, to teach at a school for the deaf.

VOA: special.2010.05.14

So, Susan Goldin-Meadow has studied deaf children that nobody signed to but what she studies is deaf children with deaf siblings and these children don't just sit there.

苏珊·葛丁麦道研究了,并无手语环境的失聪儿童,但她的研究发现,拥有失聪兄妹的失聪儿童,他们并不会傻坐在那

耶鲁公开课 - 心理学导论课程节选

But it was painful to her family to see their deaf and blind child punished.

VOA: special.2009.11.08

A bullhorn sounds indicating timeouts. But because the players are deaf, backboard-mounted lights also flash to insure the players knew what was going on.

VOA: standard.2009.09.10

To ensure good communication with the competitors, officials and referees must also be deaf.

VOA: standard.2009.09.10