The tests were taken over the past 20 years.

这些测试是过去二十年里进行的。

Over the past 20 years, I've had the pleasure of making multiple trips to Columbus.

过去的二十年里，我有幸多次到哥伦布旅行。

This phenomenon is called the Mozart Effect and has been replicated by numerous studies over the last two decades.

这种现象被称为“莫扎特”，过去的二十年里经过数次研究。

And the opportunity to hopefully be fortunate enough for the next 20 years of my life that I can prove that I am worthy of such meaningful and important and relevant roles.

而这一机遇，也让我满怀希望，期待未来的二十年里足够幸运，能够证明自己配得上这些意义深远、举足轻重且与时俱进的角色。

Annual Letter this year is reflecting on 20 years of the foundation.

今年的年信是回顾基金会的二十年。

Yet over the past two decades or so governments and donors have begun to look again at farming as a way of providing jobs for the 13 million young people entering the workforce each year.

然而，过去二十年左的时间里，各国政府和捐助者开始重新审视农业，将其视为每年进入劳动力市场的 1300 万年轻人的就业机会。

The last twenty years have seen big changes as Brits have fallen in love with international foods like Indian curry and Asian rice dishes, and with non-traditional cooking like vegetarian and vegan food.

过去的二十年里，英国人的口味发生了很大变化。英国人喜欢上了印度的咖喱、亚洲的米饭等其他国家的食物，以及素食等非传统菜式。

Over the next two decades, Ecuador hopes to channel over $450 million towards protecting one of the most incredible ecosystems on the planet, a move that some say is crucial not just for the environment, but for Ecuador's survival.

接下来的二十年里，厄瓜多尔希望投入4.5亿美元来保护地球上最不可思议的生态系统之一，有人说这一举动不仅对环境至关重要，也是为了厄瓜多尔的生存。

Powell headed the bureau for more than twenty years.

鲍威尔领导美国民族学研究局有超过二十年的时间。

The dollar is still strong by the standards of the past two decades.

以过去二十年的标准来看，美元依然坚挺。

I do not have any realistic plan, which is why I spent the last two decades trying and failing to end up anywhere but here.

我没有任何实际的计划，这也就是为什么我过去的二十年里摸爬滚打，但这里才是我的归宿。

Peer into the rooms where the Nobel laureate lived for twenty years, writing classics such as The Old Man and The Sea.

看一眼诺贝尔奖得主居住了二十年的房间，海明威写了像《老人与海》这样的经典作品。

Let's learn There was no gym in my school twenty years ago.

一起学二十年前我的学校没有体育馆。

This happened about twenty years ago, and my convictions have only deepened with experience.

那是大约二十年前的事情了。我的信念随着经历更加坚定了。

But the growth over the next two decades will not come without its challenges.

但是，未来二十年的人口增长非没有挑战。

Mary endured twenty years of imprisonment and never saw her son, or Scotland again.

玛丽忍受了二十年的监禁，再也没有见过她的儿子，也没有回过苏格兰。

And, Kopp said, " the rise over the last two decades has been even faster."

柯普表示，“过去二十年海平面的上升速度甚至更快。”

Scientists have made big advances in understanding the human genome in the past twenty years.

过去的二十年里，科学家们理解人类基因组方面取得了很大的进步。

We just wanted to come and see because it happened 20 years ago.

我们只是想来看看，因为那是二十年前的事了。

I haven't paid for a lemonade down there in 20 years.

我那地方免费喝了二十年的柠檬水。