1
be diagnosed with dementia
常用于医学语境。
She was diagnosed with dementia at the age of 65.
她在65岁时被诊断出患有痴呆症。
痴呆；失智症
先理解核心含义，再看它在真实句子里的用法。
痴呆；失智症
Progressive decline in cognitive function caused by brain damage or disease, beyond normal aging.
She was diagnosed with dementia at the age of 65.
她在65岁时被诊断出患有痴呆症。
由于大脑损伤或疾病导致的认知功能逐渐下降,超出正常衰老预期。特别受影响的领域包括记忆、注意力、判断、语言和解决问题。
A progressive decline in cognitive function due to damage or disease in the brain beyond what might be expected from normal aging. Areas particularly affected include memory, attention, judgement, language and problem solving.
器质性或功能性原因导致的精神衰退
mental deterioration of organic or functional origin
疯狂或精神错乱。
Madness or insanity.
My grandfather was diagnosed with dementia last year, and now he sometimes forgets our names.
我祖父去年被诊断出患有痴呆症，现在他有时会忘记我们的名字。
The doctor explained that dementia affects memory and judgment, not just old age.
医生解释说，痴呆症会影响记忆力和判断力，而不仅仅是年老。
She works in a nursing home and helps patients with dementia stay active.
她在疗养院工作，帮助患有痴呆症的病人保持活动。
常用于医学语境。
She was diagnosed with dementia at the age of 65.
她在65岁时被诊断出患有痴呆症。
强调疾病的发展过程。
Studies show that exercise may reduce the risk of developing dementia.
研究表明，锻炼可以降低患痴呆症的风险。
名词作定语，指患此病的人。
The new facility provides specialized care for dementia patients.
这家新机构为痴呆症患者提供专业护理。
Not this
He is dementia.
Use this
He has dementia.
混淆了名词和形容词的用法，'dementia'是名词，不能直接作表语；应使用动词'have'或'suffer from'等。
Not this
Dementia people are forgetful.
Use this
People with dementia are forgetful.
不能将名词'dementia'直接放在人前作定语，应使用介词短语'with dementia'或'who have dementia'。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
患痴呆症
Many elderly people suffer from dementia.
许多老年人患痴呆症。
发展为痴呆
He is at risk of developing dementia in his old age.
他晚年有发展为痴呆的风险。
早期痴呆
Early dementia can be difficult to diagnose.
早期痴呆可能难以诊断。
血管性痴呆
Vascular dementia is caused by reduced blood flow to the brain.
血管性痴呆是由脑部血流量减少引起的。
痴呆患者
Dementia patients often require specialized care.
痴呆患者通常需要专门的护理。
痴呆护理
Dementia care involves both medical and emotional support.
痴呆护理涉及医疗和情感支持。
Use dementia naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
想象'地门'（dementia）合上，心智陷入'痴呆'。
常见场景：医学讨论、临床诊断、健康报道 通常用于医学或正式语境，在日常对话中较少使用。
通常作不可数名词；表示不同类型的失智症/痴呆时可用复数 dementias。
Dictionary facts from ECDICT, WIKTIONARY.