她就是不放松。

She just won't relax.

《柯林斯英汉双解大词典》

而且他们必须能咬定青山不放松，专注于自己的工作，一周接一周的，每周工作60或70小时。

And they must have a one-track mind and the obsession to work 60 or 70 hours week in, week out.

youdao

有线电视新闻网：在你的工作当中，尤其是丝绸之路项目，你真的不得不放松规则的古典音乐。

CNN: with the work you do, particularly with the Silk Road Project, you've really had to relax the rules of classical music.

youdao