get down to

1.Let’s cut the cackle and get down to business.

废话少说，开始干正事。

2.We talked for an hour without really getting down to the nitty-gritty of the problem.

我们说了时还没有接触到问题本质。

3.Let’s get down to the nitty-gritty. Who’s going to pay for the renovations?

咱们来说实，谁来付维修费？

4.Let’s get down to the nitty-gritty.

Who’s going to pay for the renovations?咱们来说实,谁来付维修费?