deaf-dumbness的用法和樣例：
例句
- Gallaudet says it is the world's only liberal arts university where everything is designed for deaf or hard-of-hearing students.
加了的特說這是世界上唯一的專門為聾啞或者聽力困難的學生合計的自有藝術大學。 - This is the story of a dumb and deaf girl who regained her life and survived and thrived, thanks to the tremendous love of her family and the extraordinary hard work of her own.
有一個聾啞女孩，通過親人的心血澆灌和自己的刻苦努力，綻放出了美麗的生命之花。
