During the past generation, the American middle-class family that once could count on hard work and fair play to keep itself financially secure has been transformed by economic risk and new realities.

在过去的几十年里，美国的中产阶级家庭曾经依靠努力工作和公平竞争来保证自己的财务安全，但现在的经济风险和新出现的情况已经改变了这种状况。

youdao

The trend, which has taken place over the past generation, represents a reversal of fortune for women.

这种趋势在上一代人中已有苗头，如今是女性命运得以改变的一种表现。

youdao

But Professor Flynn also found that teenagers' scores had dipped slightly over the past generation.

但弗林教授也发现，青少年的得分却比他们的上代人有所降低。

youdao

But health spending has rocketed over the past generation to about seventeen percent of the economy.

VOA: special.2009.05.15

Over the past generation, some have questioned the tenets and viability of architectural modernism.

WSJ: A Concrete Ribbon Through the Clouds | Millau Viaduct | Masterpiece by Joseph Giovannini

Over the past generation, McDonald's has offered its customers fishburgers, veggie burgers, chicken burgers and (shudder) salads.

ECONOMIST: As hamburgers go, so goes America? | The

Over the past generation the stock market has delivered a 13.5% annual return.

FORBES: Protecting Your Stash