At the age of 12, she was given a painted scroll of an ancient man with the words, "Seek and the truth shall make you free."

VOA: standard.2010.05.21

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

I think the man was something like 20 years of age.

我想这个人才20岁左右。

麻省理工公开课 - 固态化学导论课程节选