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》

I alone was sane, I thought, in a world of crazy people.

我以为在这个狂人的世界中我是惟一清醒的。

《柯林斯英汉双解大词典》

She was divorced. She worked in a world of influential men, and earned their praise and support.

VOA: special.2009.05.10

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

That is to say, it is not a system of signs understood as stable relationships between a concept world and a world of signifying.

也就是说，它不是一个符号系统，这个符号系统被理解为,概念世界和指示世界间的稳定的关系。

耶鲁公开课 - 文学理论导论课程节选

To a degree, the Arab-Israeli conflict can be considered as in a world of its own.

ECONOMIST: Much has been achieved, but things are now going badly

In a world of new threats and challenges, America needs leadership that is strong and steady.

WHITEHOUSE: Remarks by the President and Vice President in Dayton, OH

All of us must consider what it means to live in a world of seven billion.

FORBES: Living in a World of Seven Billion