ETA is blamed for the deaths of more than 800 people during the past four decades, with most of the assassinations taking place in Spain.

VOA: standard.2010.05.20

So now somebody can get an artificial hip and they can live for many decades with it and have almost full function of that hip over that period of time.

所以现在患者可以使用人造髋关节,再活上几十年,而且几乎和正常人没一点差别

耶鲁公开课 - 生物医学工程探索课程节选

The fighting was halted by a 1953 armistice but with no peace treaty, the two Koreas remain technically at war, amid decades of isolation and hostility.

VOA: standard.2009.09.26

But in the 13th century, the capital city,Angkor,died off, and a new scientific study indicates that climate, specifically decades of drought interspersed with intense monsoons, helped bring down the Khmer capital.

VOA: standard.2010.04.05

"We believe that, with the experience of Thailand handling this situation in the past two decades, where at times there were several hundred thousand came over the Thai borders this is,on one hand,serious issue,"

VOA: standard.2009.06.09

Senate Democrats were forced to make concessions to some of their members and to Independents, the most significant being the elimination of a government-run insurance option to compete with private companies whose practices have been the focus of sharp criticism for decades.

VOA: standard.2009.12.25