After several generations, the " children" were running twice as fast.

经过几代之后，“子体”机器人的速度是第一代的两倍。

The problem will destroy several generations in the whole community itself.

这个问题将摧毁整个社区的几代人。

For several generations of New Yorkers this was a favorite go-to bookstore.

对于几代纽约人来说，这是一家最受欢迎的书店。

The mill employed several generations of Wisconsin state representative Scott Crooks family.

这家工厂是威斯康星州众议员斯科特·克鲁克斯家族的几代人的心血。

For several generations, the Kievan Rus flourished from its rich resources and trade.

在很长的一段时间后，基辅罗斯由于自身广袤的资源和蓬勃发展的贸易变得十分强大。

But over several generations, genetic change can help some populations evolve into city slickers.

不过数代的基因变异能帮助一些物种适应城市的环境。

He fostered and educated many mathematicians of New China, his influence lasting several generations.

他为新中国培养了一大批数学人才，影晌了好几代人。

Our ancestors in the tribe specifically managed the salmon with several generations in mind.

我们部落的祖先专门管理鲑鱼，考虑到几代人。

But over several generations, genetic change can help some populations evolve into city

变异能帮助一些物种适应城市的环境。

That may sound absurd, but it's kept several generations of top cosmologists up at night.

听起来可能有些奇怪，但是这让好几代顶级宇宙学家彻夜难眠。

Many of the participants are from families who have been in the industry for several generations.

很多参与者家里好几代都在这个行业里面。

More things happen in just one day around the world today than happened in year several generations ago.

当今世界一天之内发生的事，远胜于几代人之前一年内发生的事情。

It's like skipping through several technology generations in just one step.

这就像一步之遥地跳过了几代技术。

They say several generations of Russians can remember periods of hunger and food shortages.

他们说几代俄罗斯人都记得饥饿和食物短缺的时期。

In the cat's intestines, several generations of parasite are created and sporulated until they become infective.

在猫的小肠中，弓形虫会增生繁殖好几个世代，并且发展成为成熟的感染型。

His family was also deeply connected to the Austro-Hungarian Empire, his mother's family having had several generations serve in the Habsburg armies.

他的家族也与奥匈帝国有着深厚的联系，他母亲的家族有几代人都在哈布斯堡军队服役。

Since then, the resumption of the college entrance examination system played a prelude to the reform and opening up, affecting and changing the fate of several generations.

此后，高考制度的恢复奏响了改革开放的序曲，影响和改变了几代人的命运。

But the ancient inhabitants were able to move gradually inland over several generations before they finally abandoned the city about 3,000 years ago.

但是，在大约 3000 年前他们最终放弃这座城市之前，古代居民能够在几代人的时间里逐渐向内陆迁移。

And as to the land owners, the experience of several generations had taught them long ago that these were always serving their own interests.

而对于地主来说， 几代人的经验早就告诉他们， 这些都是为自己的利益服务的。

And our survival after infection could be passed to humans several generations in the future, just like it was shown in the egyptian mummies.

而在感染后幸存的人们可以将免疫能力遗传给往后好几代的人们，就像古埃及木乃伊的例子一样。