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》

The competition only happens every four years, and the last time the team went, they won the third place in the nation.

这个比赛每四年举行一次。上次这个队去参赛的时候，他们获得了全国第三名。

youdao

And his timetable is anything but urgent, leaving the deficit at 4% of GDP in four years' time.

而且他的时间又非常紧迫：四年时间内财政赤字只占GDP的4%。

youdao

For the first time, Americans will be required to have health insurance or face a yearly fine starting in four years.

VOA: special.2010.03.24

Others who want to graduate in three years must pay for the same education as four-year students, but in a shorter period of time.

VOA: special.2009.07.23

"We qualified for the 1/16th, that was four years ago in Germany. And this time, we were able to qualify to the quarterfinals.

VOA: standard.2010.07.01

She refused to be drawn on whether she would compete at the Rio Games in four years time but laughed off talk of a possible retirement.

BBC: Step change in government sport policy needed, BOA says

And if the legacy of London 2012 really proves to be a defining shift in the global attitude towards disability, then what on earth could Rio expect to achieve in four years time?

CNN: London 2012 delivers unexpected legacy

Mrs Clinton has been coy about a possible White House run in four years' time.

BBC: Hillary Clinton says goodbye to state department