If someone is in their dotage, they are very old and becoming weak.
例句
Even in his dotage, the Professor still sits on the committee.即便上了年纪,教授仍然是委员会的一员。...spending his dotage in a riverside cottage.在河畔小屋中度过他的晚年
英汉词典释义
n.
年老昏聩;年老糊涂
Sarah moved back in with her father so that she could look after him in his dotage.萨拉搬回来与父亲同住,好在他年老时照顾他。Sometimes the kids talk to me as if I’m in my dotage!有时候孩子们跟我说话的样子就像我是个老糊涂似的!
英英词典释义
Noun
1. mental infirmity as a consequence of old age; sometimes shown by foolish infatuations