presenile dementiapriˈsi:naildiˈmenʃiə 基本英英Thesaurus 早老性痴呆,老年前期痴呆,阿尔茨海默氏病,阿尔茨海默氏痴呆 Noun: dementia with onset before the age of 65as in.senile dementia 同义词Alzheimer's disease,senile psychosis senile dementianoun senility Alzheimer's disease,senile psychosis