The family at the time consisted of 30 members and 15 of the members had inherited a speech and language disorder from the grandmother.

那时这个家庭有三十名成员，其中十五人由祖母遗传了说话与语言障碍。

When it comes to the KE family members who are affected with this speech and language disorder, they're very normal in every other way.

研究发现受到说话与语言障碍影响的 KE 家族成员在其他方面与常人无异。

Similarly, and related to this, there's language disorders, disorders like aphasias and disorders like specific language impairment and dyslexia.

类似地，与此相关的是语言障碍、失语症等疾病以及特定语言障碍和阅读障碍等疾病。

A language disorder that affects a person's ability to communicate, often caused by strokes, brain injuries, tumors, or in Willis's case, dementia.

一种影响人沟通能力的语言障碍，通常由中风、脑损伤、肿瘤或威利斯的痴呆症引起。