hammer away at
US /ˈhæm.ər əˈweɪ æt/
UK /ˈhæm.ər əˈweɪ æt/
1.
martelar, insistir em
to work hard and persistently at something
:
•
She had to hammer away at the problem for hours before she found a solution.
Ela teve que martelar o problema por horas antes de encontrar uma solução.
•
The team continued to hammer away at the project despite the setbacks.
A equipe continuou a martelar o projeto apesar dos contratempos.