They live in a world of make-believe.

他们生活在虚幻的世界里。

《牛津词典》

He retreated into a world of fantasy.

他遁入了幻想世界。

《牛津词典》

She was cocooned in a private world of privilege.

她生活在与世隔绝的特权世界里。

《柯林斯英汉双解大词典》

But if you are more interested in fast cars, here is a new turn in the world of motorsports.

VOA: special.2010.07.30

One thing that I'll just throw out now is that it's a remarkable description of the modern world of moral uncertainty.

我要去掉的一个东西就是,对于现代世界道德的不确定性的描述。

耶鲁公开课 - 弥尔顿课程节选

Right? Never mind the extent to which the language is connected to a world of which one is attempting to make sense.

我们都试图理解这个世界,语言则与这个世界息息相关,即使略去这一点不谈。

普林斯顿公开课 - 人性课程节选

Like pasta in Italy, each community adds its own unique flavour to the world of hummus.

BBC: Hunting for hummus in Israel

In the world of data storage there is never enough and this simply makes Blu-ray better.

ENGADGET: blogger-avatar

This underground, nocturnal world of tango offers the purest way for visitors to experience the dance.

BBC: The tango Buenos Aires tourists never see