dementias

n.痴呆; 精神错乱dementia的复数 柯林斯词典 痴呆Dementia is a serious illness of the mind. 双语例句 Nowadays many old people have Alzheimer's disease and other dementias. 当下许多老年人都患有阿尔兹海默病和其他痴呆症。 In fact, researchers say...