Forgive my ignorance, but what exactly does the company do?

请原谅我的无知，这家公司到底是干什么的？

《牛津词典》

But what exactly have I learned?

然而我到底学到了什么？

youdao

But what exactly should it include?

但是究竟还需要什么呢？

youdao

Some people might not have firm plans yet for New Year's Eve, but others know exactly what they will be doing.

VOA: special.2009.12.28

Obviously we don't expect you to know exactly what the distances are, but you should be able to compare them relatively.

当然我们不要求你么,要能知道具体这些位置是多少，但你们要能够相对比较它们。

麻省理工公开课 - 化学原理课程节选

But the reality that we know from our quantum mechanical model, is that we can't know exactly what the radius is, all we can say is what the probability is of the radius being at certain different points.

我们不可能准确的知道,半径是多少，我们只能说，它在不同半径处，的概率是多少，这是,量子力学。

麻省理工公开课 - 化学原理课程节选

But what exactly does this add to our understanding of business, finance or economics?

FORBES: The Dirty Secret of the Super-Rich

But what exactly is the moral relevance of empathy and altruism in non-human animals?

ECONOMIST: The evolution of empathy

But what exactly does "indication" mean in the context of an opt-out donation system?

BBC: Organ donation and family matters