Imagine a world with no more animals: no elephants, no tigers or lions.

想象一个不再有动物的世界：没有大象、老虎或狮子。

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We live in a world with many kinds of people.

我们生活的世界里有各种各样的人。

youdao

"So today,I state clearly and with conviction America's commitment to seek the peace and security of a world without nuclear weapons."

VOA: standard.2010.04.04

People who have never known of civil society; people who have never known of a world with polis, well, of course,they would do something stupid like that.

希腊人认为不知道文明社会的人,也不会知道城邦的世界,所以才会做出如此愚蠢的行为

耶鲁公开课 - 古希腊历史简介课程节选

That's why I could imagine a world with one but not the other.

因此我才能想象在,一个世界里只有其一存在

耶鲁公开课 - 死亡课程节选

Imagine, he asked, a world with no commissions, no bonus incentives and unlimited vacation time.

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Never again will west European workers live in a world with so little competition.

ECONOMIST: European politics

In a world with big computers and big data, there are no dark arts.

FORBES: Big Data News of the Week: Who Won the US Presidential Elections?