Aphasia is a medical condition, not a mood and not a personality.

Aphasia is a medical conditionAphasia（失語症）是一種醫學狀況, not a mood and not a personality不是一種心情，也不是一種個性

After a stroke, a head injury, or a disease in the language parts of the brain, a person may struggle to speak, to find words, to understand speech, to read, or to write — sometimes one of these, sometimes several together. The person's thinking can still be sharp; the bridge between thought and words is what is damaged.

After a stroke, a head injury, or a disease in the language parts of the brain中風、頭部受傷，或大腦語言區生病之後, a person may struggle一個人可能會難以 to speak, to find words, to understand speech, to read, or to write說話、找詞、聽懂別人說話、閱讀或寫字 — sometimes one of these, sometimes several together有時只有其中一項，有時好幾項一起出現 The person's thinking can still be sharp這個人的思考可以依然清楚; the bridge between thought and words is what is damaged受損的是想法和語言之間的那座橋

It is not the same as being shy, choosing not to talk, stuttering, or simply not knowing English.

It is not the same as它跟...不一樣 being shy, choosing not to talk, stuttering, or simply not knowing English害羞、選擇不說話、口吃，或單純不會英文

Doctors name different kinds depending on whether talking or understanding is more hurt, and speech therapy can help, though recovery is not a promise. Use the word with care: it belongs to a real brain-and-language injury.

Doctors name different kinds醫生會依照不同種類命名 depending on whether talking or understanding is more hurt取決於是說話還是理解受損得比較嚴重, and而 speech therapy can help語言治療可以有幫助, though recovery is not a promise雖然康復並不是一定的 Use the word with care使用這個詞要小心: it belongs to a real brain-and-language injury它指的是真正的腦部與語言損傷