n.深?yuàn)W；深刻；深厚；淵博

This is the profundity of our world. 這正是我們世界的深?yuàn)W之處。

This response of the school-boy lies at the bottom of all spurious profundity. 小學(xué)生的這種反應(yīng)是一切貌似深?yuàn)W的東西的起因。

He impressed his audience by the profundity of his knowledge. 他知識(shí)淵博給聽(tīng)眾留下了深刻的印象。