在过去的几代人的时间里，建筑材料和建筑技术发生了巨大变革，使人们能够以最少的材料更加简洁、快速地围砌出建筑空间。

Enormous changes in materials and techniques of construction within the last few generations have made it possible to enclose space with much greater ease and speed and with a minimum of material.

youdao

他也相信在个人技术领域会有巨大变革。

He is also convinced that there will be dramatic changes in the realm of personal technology.

youdao

简单的说，公司必须进行巨大变革。

In plainer words, the company must change its ways radically.

youdao

So, the banks said, of course we'll do that; that created a major change in mortgage lending.

所以银行说,我们当然愿意这样,这是抵押贷款的一个巨大的变革

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So it was a major change in human evolution where people started raising animals in large groups or started growing plants in large amounts.

这在人来演化史上是个巨大的变革,人类开始大规模饲养动物,或是大量种植农作物

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Now, I'm talking about 1900 America where has that happened in the twentieth century more dramatically?

刚才我说的就是在二十世纪,美国的哪些行业发生了巨大的变革

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