dementia的音標是[d??menj?]，翻譯為“癡呆”。

速記技巧：記憶時可以結合其詞根含義來記憶，ment表示“思考、精神狀態”，加上ia表示疾病，結合起來就是思考能力受到影響的疾病，即癡呆。

Dementia一詞源自拉丁語，意為“喪失”。其變化形式包括其過去式和過去分詞，分別為demented和demented。相關單詞包括：

1. dementia - 癡呆，精神錯亂

2. demented - 瘋狂的，精神錯亂的

3. demential - 癡呆的

4. demential process - 癡呆過程

5. dementedness - 瘋狂，精神錯亂

6. demerger - 分裂，分離

7. demerit - 過失，缺點

8. demean - 使卑微，貶低

9. demeanor - 舉止，態度

10. demerit point - 過失點，扣分

這些單詞與Dementia相關的含義和用法多樣，可以用于描述各種與癡呆癥相關的概念和行為。Dementia是一種嚴重的認知障礙，通常表現為記憶力、思考能力和判斷力的下降。

常用短語：

1. dementia with Lewy bodies (DLB)

2. Alzheimer"s dementia

3. vascular dementia

4. frontotemporal dementia

5. dementia due to alcoholism

6. dementia caused by drugs

7. mild cognitive impairment (MCI)

雙語句子：

1. His dementia is getting worse. (他的癡呆癥越來越嚴重。)

2. She has Alzheimer"s dementia and can no longer live alone. (她患有阿爾茨海默氏癡呆癥，不能再獨自生活了。)

3. Dementia can affect people of any age. (癡呆癥可以影響任何年齡的人。)

4. We must do everything we can to prevent dementia. (我們必須盡一切可能來預防癡呆癥。)

5. Dementia patients need constant care and support. (癡呆癥患者需要不斷的照顧和幫助。)

6. It is important to maintain a healthy lifestyle to reduce the risk of dementia. (保持健康的生活方式對減少癡呆癥的風險很重要。)

7. Dementia is a very distressing condition for families and carers. (對于家庭和照顧者來說，癡呆癥是一種非常令人痛苦的狀況。)

英文小作文：

As we age, dementia can become a real concern. It is a condition that affects the brain, causing problems with memory, thinking, and behavior. It can be distressing for individuals and their families, as well as challenging for healthcare professionals to manage. However, there are several things we can do to reduce our risk of developing dementia, including maintaining a healthy lifestyle, staying physically active, and eating a balanced diet. Additionally, it is important to get regular check-ups with a healthcare provider to monitor any potential symptoms early on and take any necessary steps to manage them. By doing so, we can help to ensure a better quality of life for ourselves and those we love.