irr不是词根,只是否定前缀,如irrelevant

例句

1、

The parts irrelevant to the topic of the essay should be cut out.

文章中与主题无关的内容应予割弃。

2、

Many people consider politics irrelevant to their lives.

许多人认为政治与他们的生活不相干。

3、

Whether I believe you or not is irrelevant now.

我是否相信你,现在已无关紧要了。

irr词根

irate [ir 怒,-ate ...的] v.发怒的,愤怒的

2、

ire n.怒火,愤怒

3、

ireful [ire 愤怒,-ful ...的] adj.发怒的,愤怒的

4、

irritate [irr 怒,-it- ,-ate 动词后缀,使...] v.使发怒,使恼火,激怒