She's never satisfied until she gets to the bottom of things.

她总爱刨根儿。

《新英汉大辞典》

He's either guilty or not, and his mom will get to the bottom of things.

无论他是否有罪，母亲都会找到真相。

youdao

You will need to do a lot of research if you wish to get to the bottom of things.

如果你想刨根问底，则需要做大量的“调研”工作。

youdao

I might speak from the bottom of my heart, or say things honestly and truthfully.

VOA: special.2010.07.11

Merritt Hughes usefully notes this in one of the notes at the bottom of the page, that Milton in that line, "things unattempted yet in Prose or Rhyme," Milton's actually alluding to the opening of another romance epic.

梅里特修斯发现,在这页最下面有一条笔记，显示弥尔顿写到，“在《散文和韵律》中都未被人们尝试过的事“,事实上弥尔顿是暗指另一部浪漫史诗的开头。

耶鲁公开课 - 弥尔顿课程节选

It wants to get to the bottom of things, to find truth in its characters and their murky milieu.

WSJ: Holy Melancholy, 'Batman'!

Humans are sense making machines, we like to understand how things work, we have to get to the bottom of things.

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And I appointed a Special Review Board, the Tower Board, which took on the chore of pulling the truth together for me and getting to the bottom of things.

CNN: Iran-Contra Affair