她对政治人物的不敬言论在社交媒体上引发了争议。

Her ___irreverence toward political figures sparked controversy on social media.

这位教授对学术传统的不拘一格态度使他的讲座令人耳目一新且平易近人。

The professor's ___irreverence towards academic conventions made his lectures refreshingly approachable.