They also include workers in health care and emergency services, and people between six months and twenty-four years of age.

VOA: special.2009.08.18

Around seven years of age going up through puberty, the ability to learn language starts to go away.

大约七岁的时候开始,一直到青春期,学习语言的能力逐渐减弱

耶鲁公开课 - 心理学导论课程节选

Now at the outbreak of the Peloponnesian War Socrates was just under 40 years of age.

伯罗奔尼撒战争爆发时,苏格拉底才快要接近40岁。

耶鲁公开课 - 政治哲学导论课程节选

Not until the nineteen fifties did scientists, using radioactive dating, place the age of the Earth at over four billion years.

VOA: special.2009.12.01

Alice is fifteen years old at the time, not an entirely unreasonable age for an actress or an amateur actress playing the maidenly but strong-headed Lady of Milton's mask.

当时爱丽丝，15岁，她的年龄完全不适合演弥尔顿所描绘的,沉稳而意志坚强的小姐。

耶鲁公开课 - 弥尔顿课程节选

But by the time he was thirteen years old, he was winning against players two times his size and age.

VOA: special.2010.02.07

Now we'll play a passage of Mozart-- a symphony by Mozart here that he wrote at the ripe old age of nine years.

现在我们要放的这个片段来自莫扎特-,这首交响曲是莫扎特在九岁那年写的。

耶鲁公开课 - 聆听音乐课程节选

People moved into the American Southwest more than ten thousand years ago as the last ice age was ending.

VOA: special.2010.07.05

He was diagonised with a brain tumor at age two and he fought a valiant effort for about five years but ultimately he ?.

他在两岁时被诊断出脑部长有一个肿瘤,与病魔经过了,近五年的勇敢搏斗,他最终还是离开了人世。

普林斯顿公开课 - 领导能力简介课程节选

And the experts say the average age of people found to have the disease is between 20 and 50 years old.

VOA: special.2009.01.06

That's because, well, when you buy your first house you might be twenty-five, so thirty years brings you to age fifty-five; that's close enough to retirement.

这是因为,你可能在25岁时买第一套房子,当还清30年的贷款时你已经55岁了,都快退休了

耶鲁公开课 - 金融市场课程节选

If not,she says, they may be at increased risk for age-related broken bones years after their visits to space.

VOA: special.2009.03.10

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

At the age of six or seven years old, Emmanuel became a soldier for the Sudan People's Liberation Army.

VOA: special.2009.10.14

This left him in a depression for five years, but at age 25, what helped lift him out of this depression is that he met Harriet Taylor.

之后的五年一直陷于抑郁，但二十五岁时，他遇到了海利特·泰勒，从此摆脱抑郁。

耶鲁公开课 - 公正课程节选

"My background is a teacher. I taught young adults from, say,age eleven through thirteen for about fifteen years.

VOA: special.2009.10.12

And one of the reasons that's most responsible for that is that humans aren't dying at as young an age from infectious diseases as they did three or four hundred years ago.

最重要的一个原因就是,人们不会在年轻的时候死于传染性疾病,而这在三四百年前确实会发生

耶鲁公开课 - 生物医学工程探索课程节选

The new guidelines say women age twenty-one to twenty-nine only need to get a Pap test every two years instead of yearly.

VOA: special.2009.11.25

The generations of students that are coming to University today have essentially grown up with the Internet. And some of them are the first generation Where the internet have been part of their life in their Formative years. For most of us, the people of my age, The internet came later.

现在进大学的这一代学生,成长在因特网的环境下,一些人是伴随着因特网成长的第一代,网络是他们性格形成期的一部分,然而对我们这个年纪的人来说，因特网是后来才有的。

麻省理工公开课 - 媒体、教育、市场课程节选

These were people under the age of sixty and those who had smoked for less than twenty years.

VOA: special.2009.06.23

He's an older fellow. He's sort of my age and the reason I mention Chuck Mangione is that years ago I went to school with him.

他稍年长些,差不多和我一样大,我之所以拿查克·曼卓林来举例,是因为很多年前我和他一起上过学

耶鲁公开课 - 聆听音乐课程节选

Another proposal would add two years to the full retirement age for Social Security -- raising it to sixty-nine by about twenty seventy-five.

VOA: special.2010.11.19

The professor said it probably died at an early age, living only about five or six years.

VOA: special.2009.10.13

In fact,by age eighty-five, people are happier with their life than when they are eighteen years old.

VOA: special.2010.08.03

"Certainly the good news is that the rate of deaths of children under five years of age continued to decline in two thousand eight.

VOA: special.2009.09.28

On an average day, nearly everyone fifteen years of age and older took part in a non-work activity like watching television, socializing or exercising.

VOA: special.2011.07.22

She is fourteen years old. She was identified with Asperger's syndrome at the age of eight.

VOA: special.2009.07.31

He retired from that part of his life ten years ago, at the age of thirty-one.

VOA: special.2009.09.11

The same was true of almost one in four children under two years of age.

VOA: special.2009.10.28

Also,in Darwin's time, the age of the Earth was estimated only in the millions of years too short a time some said for evolution to work.

VOA: special.2009.12.01