简要回答
age既可以作名词又可以作动词，作名词时意为年龄、年龄段、（历史上的）时代、时期，作动词时意为变老、使显老、使变老、使苍老、使成熟、变陈。
在英语作业本的封面上通常会有“name”、“age”等单词，大家都知道“name”是名字的意思，那么“age”是什么意思呢？下面就来跟大家介绍一下。
详细内容
age
英 [eɪdʒ] 美 [eɪdʒ]
n.年龄;年龄段;(历史上的)时代，时期
v.变老;使显老;使变老;使苍老;(使)成熟，变陈
第三人称单数： ages
复数： ages
现在分词： aging ageing
过去式： aged
过去分词： aged
习语
be/act your age
行为和年龄相称；举止不再有孩子气
come of age
成年；达到法定年龄
see also coming of age
成熟；发达
look your age
容貌与年龄相当
under age
未到法定年龄
sb's advanced age
高龄；年事已高
of a certain age
不算年轻的；年纪不轻的；中年的
in this day and age
当代；当今；在今天这个时代
feel your age
（尤指与较年轻者比）感到自己上年纪了，意识到自己老了
双语例句
She has a nephew who is just ten years of age.
她有一个才10岁的侄子。
Everything in the room looks in keeping with the age of the building.
房间里的一切看起来都与这栋建筑物的存在年头很相称。
Perhaps he has grown wiser with age.
可能随着年纪增长，他变聪明了。
He had always looked so young, but he seemed to have aged in the last few months.
他原来一直看起来很年轻，但最近几个月他显得老了。
Balsamic vinegar is aged in wood for at least 10 years and the flavour is wonderful.
意大利香醋在木桶中就经历了至少10年的酝酿期，所以口味极佳。
He waited what seemed an age.
他等了似乎很长时间。
Recycling is an issue that has come of age in Britain in the last decade.
回收利用是上个十年中被英国民众广泛认可的观念。
