I mean take another great human migration as a comparison.

我是说可以拿另一次伟大的人类迁徙作为比较。

And so began the largest human migration in the United States.

于是美国历史上最大规模的人口迁移开始了。

Up next is what's known as the world's largest annual human migration.

接下来是世界上最大的年度人类迁徙。

We've talked about how Lunar New Year or Spring Festival causes the world's largest human migration.

我们已经报道过中国农历新年或春节是怎么引起世界上最大规模的人口迁移。

The evidence from more than one place means scientists have begun to rethink their ideas about human migration.

来自不止一个地方的证据意味着科学家们已经开始重新思考自己关于人类迁徙的想法。

We're not aware of any human migrations at this time that could have facilitated the spread of the dog.

目前我们还没有发现这个时期的任何人类迁徙可能会促进狗的扩张。

But as the authors write, it also marks “the earliest known year by which human migration had encircled the planet.”

但如作者写到的，它也是“人类移民环绕地球的已知最早年份。”

And that's just one of the major human migration events happening right now.

而这只是目前发生的主要人类迁徙事件之一。

The tradition is so crucial that LNY travel is annually heralded as the 'world's largest human migration'.

这一传统是如此重要， 以至于春节旅行每年都被誉为“世界上最大的人类迁徙” 。

It traditionally triggers the largest annual human migration on Earth, when hundreds of millions of people travel home to be with their families.

春节历来引起地球上每年规模最大的人类迁徙，会有数亿人回到家乡与家人团聚。

So if human migration is both inevitable and growing, what are we, as a global community, doing to address it?

因此，如果人类迁移既不可避免又不断加剧，那么作为全球社会，我们将如何应对？

But as the authors write, it also marks " the earliest known year by which human migration had encircled the planet."

但正如作者所写， 它也标志着“人类迁徙环绕地球的最早已知年份” 。

There were models of human migration that put homo sapiens in China that long ago, but they never had substantial evidence until now.

很久以前就有人类迁徙的模型将智人带到中国，但直到现在他们都没有实质性的证据。

It`s often characterized as the largest annual human migration, because hundreds of millions of Chinese are headed home to celebrate their country`s most important holiday.

它通常被描述为年度最大规模的人口迁徙，因为数亿中国人正回家庆祝他们国家最重要的节日。

And the thing is, with the Chinese New Year holiday, is that it is, every single year, it's the largest human migration that happens on Earth.

事实是，随着中国农历新年假期，每一年，这都是地球上发生的最大规模的人类迁徙。

People travel hundreds of thousands of miles to be with their families and because the country's population is nearly 1 billion 400 thousand the holiday triggers what's known as the largest annual human migration.

人们长途跋涉数十万英里与家人团聚，由于这个国家的人口接近1040万，这个节日引发了人们所知的最大规模的年度人口迁移。

In many of these places, we were able to develop useful practices like agriculture, but because we were scattered across the globe, the best ideas and tastiest regional foods could only gain ground through trade or human migration.

在很多地方，我们都发展了有用的实践，例如农业，但因人们分居各方，无论是好的想法还是美味特产，只能通过贸易和移民普及。

Dubbed the world's largest human migration, this year's Spring Festival travel rush, estimated at around 1.7 billion trips, is 40 percent decline than that of 2019. The data is 10 percent higher than that of 2020.

被称为世界上最大的人口迁移，今年的春运预计约有17亿人次，比2019年下降40%， 比2020年高出10%。

Many of those living away from their hometowns returns home during Spring Festival, which gives rise to what's called " the largest annual human migration in the world" , also known as a " Spring Festival travel rush" .

身处异乡的人们集中在春节期间返乡，形成了一年一度“全球最大规模的人口迁徙”，也就是“春运”。

Changes in the economic conditions and in some cases the religious laws of Europe led to what was one of the largest human migrations – movements of people from one part of the world to the other.

经济条件的变化以及在某些情况下欧洲宗教法的变化导致了最大的人类迁移之一——人们从世界的一个地方迁移到另一个地方。