From 1641 to 1643, there had been an unprecedented explosion of printing and publishing in England.

从1641年到1643年，在英格兰出现了,空前的印刷出版狂潮。

耶鲁公开课 - 弥尔顿课程节选

are providing unprecedented learning resources.

能提供前所未有的学习资源。

关于网络世界 - SpeakingMax英语口语达人

But Athens was also something completely unprecedented in the world it was a democracy.

但雅典也是,世界上史无前例的城邦。

耶鲁公开课 - 政治哲学导论课程节选

It seems to me to be evident that whatever it's other characteristics, the West has created institutions of government and law that provide unprecedented freedom for its people.

在我看来,很显然,就算各国国情千秋百态,但西方建立的政府机构与设立的法律制度,都给与其治下的公民史无前例的自由

耶鲁公开课 - 古希腊历史简介课程节选

By the end of the period there was an unprecedented number of new religious groups.

在这段时期末,出现了空前多的新宗教派系。

耶鲁公开课 - 弥尔顿课程节选

And I think this is expressed in Hobbes' novel and in many ways altogether unprecedented teaching about liberty in chapter 21, a very famous and important chapter.

霍布斯的这一思想曾出现在他的小说中,以及本书第21章记载的,他在教学时对自由的见解中，本书第21章可是很有名且很重要的一章。

耶鲁公开课 - 政治哲学导论课程节选

It had established Athens as a mighty and redoubtable naval power and it created an unprecedented level of artistic and cultural life even today known simply as Periclean Athens.

建立了雅典强大且令人敬畏的海军强权,而且催生了史无前例的,璀璨艺术与文化生活,甚至今日仍以伯里克利斯的雅典闻名。

耶鲁公开课 - 政治哲学导论课程节选

Greatness of an unprecedented type.

前所未有的宏伟流派；

耶鲁公开课 - 政治哲学导论课程节选