老人失智症  Communication; Elder amnesia; senile dementia

衰老老人  geriatric

居家服务的失能老人  home helper agency

居家失能老人  home-dwelling disabled elderly

老年人失眠  inability to sleep of old patients

令人失望  Disappointment

令人失望的  disillusionary

令人失望的事物  dust and ashes

年青人失业率  the unemployment rate among young people

人失误  human error

失能老人  frail elder; disable elders; the frail elderly; disabled elderly; disable elder; disabled elder; disable elderly

失人控制  Deadheading

失智老人  dementia elders; demented elderly; elders with dementia; demented older adults; dementia home; elderly patient with dementia

失智症老人  cognitively impaired elders; dementia elder

使人失望的  disappointing

使失人性  dehumanize

衰老失效  wear-out failure

住院失能老人  hospitalized disabled elder

单独人力钻孔  single entry

独独  Only