我大致知道她在说什么，但是一些更具体的细节没弄明白。

I understood in general what she was talking about, but some of the finer details were beyond me.

youdao

我不担心—他们没抓住我什么把柄。

I'm not worried—they've got nothing on me.

《牛津词典》

她周末去看她的父母时，我没觉得有什么奇怪的。

When she went off to see her parents for the weekend I thought nothing of it.

《柯林斯英汉双解大词典》

.. We've done a lot-- I shouldn't say we haven't done anything-- but we can do a lot more.

我们做了很多-,我不该说我们什么都没做-,但是我们可以本做得更好。

耶鲁公开课 - 金融市场课程节选

I didn't have anything else going on today, so I felt like swinging by.

我今天没别的什么事可做了，所以我想随便转转。

来西部的原因 - SpeakingMax英语口语达人

Clearly, if I did nothing more, but I took every car, doubled its fuel economy, its emissions would go to 50% of what they are now, no other changes being made.

显然，如果我什么也不做，但是我把没量车的汽油价加倍，汽车废气排放量就会是现在的一半了，别的不会有什么改变。

麻省理工公开课 - 固态化学导论课程节选