He says,in the last six or seven years, the number of jihadi groups has expanded so greatly that it is taking a while to find out who these people are and how many fighters have joined their ranks.

VOA: standard.2009.03.30

But if you wanted to postpone it over seven years or so, time got a lot more expensive.

但如果你要延迟七年以上时间还款,时间价值就很昂贵了

耶鲁公开课 - 金融市场课程节选

It's a fully implantable artificial heart, and it was introduced about seven or eight years ago now.

它是一个完全植入式人工心脏,它是在七八年前发明

耶鲁公开课 - 生物医学工程探索课程节选

In Canada,for example, indigenous -- or First Nation people live on average seven fewer years than Canadians of European ancestry.

VOA: special.2009.07.20

And another five, or seven, or eight years went by, and the treasurer job became even too big of a job, and he became in charge of investor relations.

几年以后，财务主管负责的工作也很多了，他就开始负责投资关系。

斯坦福公开课 - 戴尔CEO-Michael.Dell谈创业和发展课程节选

U.S.C.has had the most international students of any American college or university for the past seven years.

VOA: special.2009.03.19

It fact,the team of archeologists first thought it was about six or seven hundred years old.

VOA: special.2010.08.03

The press and other sources,he notes, speculated that the sentence could have been seven years or more, so three years is not all that bad.

VOA: standard.2009.03.12

I was seven or eight years old and from that age on I really got keen at going to the sea and knowing about the ocean."

VOA: standard.2010.06.21