青年的英文：
youth

They are the flowers of modern youth.
他们是当代青年的精英。

late adolescence
青年[春]晚期

The author tell of the godlike courage of a young man.
作家描述了一位青年的神圣的勇气。

It was not money that lured the adolescent husbandman to the cities, but the gay life.
把那个青年农民引诱到城市。

They reflect women's lives and feelings in the Song Dynasty.
表达了宋代青年女性的生活和情感。

The youths jostled (against) an old lady on the pavement.
那些青年人在人行道上推推搡搡挤着了一个老太太。

Those young men were charged by the police with causing a disturbance in the neighbourhood.
警察指控那些青年人在这一带犯了扰乱治安罪.

Singles Day is now a special day for all fashionable youths.
光棍节现在是时尚青年们的一个特殊节日。

In Japan, more and more young people have joined in the NEET group who neither go to college nor go to work.
越来越多的日本青年加入到既不上学也不工作的啃老族。

"Youth is the season of hope, enterprise, and energy, to a nation as well as an individual"
青年时期对国家和个人都是希望、创业和精力充沛的时期

The Flight of Youth
青春飞逝

My youth and youthful strength fled long ago.
我的青春和青春的活力早已消失。

The youth has plenty of go in him.
这个年轻人干劲十足。

You should consider his youth.
你应体谅他的年轻。

a nation in its youth
建国初期