In the past thirty years many social changes have taken place in Britain.

在过去的三十年里，英国发生了许多社会变化。

youdao

In the past thirty years, the rate of divorce has risen dramatically.

在过去的三十年中，离婚率急速上升。

youdao

Around the world, the amount of land affected by drought has doubled in the past thirty years.

在过去的30年中，全球受干旱影响的土地数量增加了一倍。

youdao

They found a drop of more than thirty-five percent worldwide in the past thirty years.

VOA: special.2010.04.14

"I think that there's been steady growth in workplace wellness programs over the past thirty years."

VOA: special.2011.02.28

In the past thirty years, the United States has quadrupled its incarceration rate but not its prison space.

NEWYORKER: Hellhole

In the past thirty years, the legend has been vindicated by history.

NEWYORKER: Creation Myth

There is no doubt that in the past thirty years, progress has been made in helping senior executives get the most relevant data they need for managing their company.

FORBES: Help Wanted: Data Dictators