I think your profession is sometimes underrated, and many people think anyone who speaks more than one language can do it.

我认为你们的职业有时被低估了，许多人认为任何会说一种以上语言的人都能做你们这个工作。

youdao

He is a very underrated poet.

他是个严重被低估了的诗人。

《柯林斯英汉双解大词典》

He's seriously underrated as a writer.

他是被严重低估的一位作家。

《牛津词典》

The highest possibilities of human nature have practically always been underrated.

人性的潜在极限,实际上一直被低估了。

哈佛公开课 - 幸福课课程节选