congenital narrowing of middle ear

例句：

1. 1. The congenital narrowing of the middle ear can lead to hearing loss.
   先天性中耳狭窄可能导致听力丧失。
2. 2. This condition is often associated with other developmental issues in the ear.
   这种状况通常与其他耳朵发育问题有关。
3. 3. Treatment for this condition may involve surgery to widen the narrowing.
   治疗这种状况可能需要手术来扩大狭窄。