应遵循最高的专业标准（如国家聋人协会所颁布的）。
Only the highest professional standards, as promulgated by the NAD, shall be pursued.
世界聋人协会第一次代表大会在1951年9月召开，选择9月来庆祝国际聋人日和聋人周是对这一历史性事件的纪念。
The1 st World Congress of the WFD took place in September1951, and the choice of September to celebrate the International Week and Day of the Deaf is a commemoration of this historical event.
今天这—机构称作“亚历山大·格雷厄姆·贝尔协会”，它的作用已改为，向全世界的聋人提供如何最有效地对付耳聋的最新资料。
Today, it is called the Alexander Graham Bell Association. Its role has been changed to providing the latest information to the deaf of the world on how best to cope with their disability.
今天这机构称作亚历山大·格雷厄姆·贝尔协会，它的作用已改为，向全世界的聋人提供如何最有效地对付耳聋的最新资料。
Today, it is called the Alexander Graham Bell Association. Its role has been changed to providing the latest information to the deaf of the world on how best to cope with their disability.
今天这机构称作亚历山大·格雷厄姆·贝尔协会，它的作用已改为，向全世界的聋人提供如何最有效地对付耳聋的最新资料。
Today, it is called the Alexander Graham Bell Association. Its role has been changed to providing the latest information to the deaf of the world on how best to cope with their disability.
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