The lease runs for 21 years, and they are committed to seeing out that time.

租约为期21年，他们将信守合同直到期满。

《柯林斯英汉双解大词典》

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He'd spent four and a half years in windowless cells, much of the time in chains.

他在无窗的牢房里呆了4年半，大部分时间是手铐脚镣。

《柯林斯英汉双解大词典》

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

A cohort study means you take the same group of people and follow them every five years for that period of time.

定群研究意味着你只有一组研究对象,然后在研究期间每五年进行一次记录数据

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

And not only was it a party school, you were going to have an amazing time for the four years and beyond.

不仅是个派对大学，而且未来四年甚至以后，都会过得很快乐。

哈佛公开课 - 幸福课课程节选

Calendar months have been positive 62% of the time and full years 72%.

FORBES: Missing: January Effect Headlines

There have been several cases, two in the last month, where people have paid into a whole life policy for a period of time and then years later been blindsided by unexpected phantom income.

FORBES: 1099s From Insurance Companies - Don't Ignore But Don't Take At Face Value Either

James Tobin--the New England chairman for President Bush's 2004 campaign and the Northeast field representative for the National Republican Senatorial Committee in 2002's congressional elections--was sentenced to ten months' jail time and two years' probation for supposedly being part of a conspiracy that for about two hours on Election Day 2002 blocked some incoming calls to Democratic phone banks arranging transportation for voters.

FORBES: Do Bad Economic Ideas Ever Die?