It portrays the early Beatles at their most down and dirty.

它描绘了最为大胆直接的早期甲壳虫乐队。

《柯林斯英汉双解大词典》

My chips are on the bottom-up people wanting to get down and dirty with data.

我把宝压在那些从下到上的人们---他们会着手收集数据，不怕麻烦---身上。

youdao

As much as we hear a spiritual evolution is at hand, in many ways we still live in a very physical, down and dirty world. It can feel like you are competing in a 10k with a bum leg.

我们越来越多地听到说精神进化正在到来，而在许多方面我们仍然生活在一个非常现实、低下和肮脏的世界中，让人感觉你正在用假肢参加万米组织(10k)的竞赛。

youdao

but the fact is they are intelligent, ambitious,motivated and to be just a pawn in the story of a whole bunch of men fighting it out,rolling around and getting down-and-dirty, while there you are just a vision in a tight cat-suit is just a boring thing."

VOA: standard.2010.05.19

Deep Down and Dirty BUSH: They have killed thousands of our citizens, and seek to kill many more.

BBC

This week's carnage in the fortress at Mazar-e-Sharif shows just how deep down and dirty the CIA has got.

BBC

Or can a down and dirty approach sometimes help you clean up?

BBC: The bottom line on being messy