We shall hammer away at this problem till we get a solution.

我们将努力研究这个问题，直到找出一个解决办法。

youdao

That lesson is not easy, but hammer away at it and you will get it right.

那课书不容易，但只要你坚持学，你是会学好的。

youdao

Each of you hires a lawyer and lets them hammer away at each other on your nickel.

每个人聘请一名律师，让他们帮你们打点财务。

youdao

So, Gov. Mark Dayton (D) and the GOP-controlled legislature continue to hammer away at each other.

FORBES: Beer Today, Gone Tomorrow

Why was it so important to hammer away at his name yesterday?

WHITEHOUSE: Press Briefing

The left will hammer away at bankers, the right at bureaucrats.

ECONOMIST: Leaders