I am the youngest of four sisters.

我是四姐妹当中最小的。

《牛津词典》

I have a live-in nanny for my youngest daughter.

我为我最小的女儿雇了一个在家吃住的保姆。

《柯林斯英汉双解大词典》

Kasparov became the youngest world titleholder at 22.

卡斯帕罗夫在22岁时成为最年轻的世界冠军。

《柯林斯英汉双解大词典》

Last year, Selena Gomez became the youngest person to be named a United Nations Children's Fund Ambassador in the United States.

VOA: special.2010.10.08

Probably, though, you wouldn't want to have the very youngest guys up front, because another thing you want is experience.

但是你也不会把最年轻的人放到前排,因为你需要的还有作战经验

耶鲁公开课 - 古希腊历史简介课程节选

And the most religiously volatile part of the world tends to be the youngest.

另外，世界上在宗教方面最不稳定的部分,常常是青年人。

普林斯顿公开课 - 人性课程节选

At 36, Howard Lutnick is the youngest chief executive of a major Wall Street firm.

FORBES: Briefing Book: Howard Lutnick

In 1972, at age 29, he became one of the youngest people elected to the Senate.

NPR: Ohio Voters React To Biden Selection

"It's a completely different year, " said the 23-year-old, who could become Formula One's youngest world champion.

BBC: Hamilton 'calm' over title finale