The age of a thing is the number of years since it was made.
(物的) 年代 • Everything in the room looks in keeping with the age of the building. 该房间里的一切看起来都和该楼的年代相符。
When someone ages, or when something ages them, they seem much older and less strong or less alert.
使显老; 显老 He had always looked so young, but he seemed to have aged in the last few months. 他曾一直显得很年轻,但是在过去的几个月里他似乎显得老了。