Children ought to be able to read by the age of 7.

儿童7岁时应该识字了。

《牛津词典》

When people today are shown a very ordinary Roman pot and, in particular, are allowed to handle it, they often comment on how modern it looks and feels, and they need to be convinced of its true age.

当今天的人们看到一个非常普通的罗马罐，特别是被允许把玩它的时候，他们常常会评论它看起来和摸起来有多现代，他们很难相信其实际年龄。

youdao

The real impact of our research is going to be on health in old age.

我们所做的研究将切实影响老年人健康。

youdao

"First of all, I want everybody here to be careful about what you post on Facebook because in the YouTube age, whatever you do, it will be pulled up again later somewhere in your life.

VOA: special.2009.09.14

You have to be of an age to be a fighting man. It's not necessarily defined for us.

必须达到最低年龄的要求,才能参军,不像我们现在这样

耶鲁公开课 - 古希腊历史简介课程节选

I have to tell you that Levi-Strauss, who is still alive, a very old man, expresses great bitterness in his old age about what he takes to be the displacement of the importance of his own work by what happened subsequently.

现在列维仍然在世，年事已高，晚年他表达了,自己对作品的重要性,后来被取代的痛苦。

耶鲁公开课 - 文学理论导论课程节选

Given that people who move to Russia tend to be of working age, the working age population has stabilized in contrast to earlier expectations of a rapid contraction in the labor force.

FORBES: Russian Demographics Improving As Foreigners Move In

You'll need to be 18 years of age and a U.S. resident to be eligible to enter (and be sure to check out the full rules).

ENGADGET

You have to be of a certain age to remember the actual door-to-door salesmen of joke and fable, because times have changed.

FORBES: A Foot in the Door No More