老人早期出现记忆障碍,并不一定意味着已经痴呆。Lǎorén zǎoqī chūxiàn jìyì zhàng'ài, bìng bù yídìng yìwèizhe yǐjīng chīdāi.Early memory impairment in an elderly person does not necessarily mean they already have dementia.
奶奶最近常常忘事,医生说可能是痴呆的早期表现。Nǎinai zuìjìn chángcháng wàng shì, yīshēng shuō kěnéng shì chīdāi de zǎoqī biǎoxiàn.Grandma has been forgetting things lately, and the doctor says it may be an early sign of dementia.
社区为患有痴呆的老人组织了益智活动。Shèqū wèi huàn yǒu chīdāi de lǎorén zǔzhī le yìzhì huódòng.The community organised brain-training activities for elderly people with dementia.