be/go at it hammer and tongs
US /biːt əˈraʊnd ðə bʊʃ/
UK /biːt əˈraʊnd ðə bʊʃ/

1.
激烈争吵, 激烈对抗
to argue or fight with a lot of energy and noise
:
•
They were at it hammer and tongs over who should pay the bill.
他们为了谁该付账单而激烈争吵。
•
The two teams went at it hammer and tongs for the entire game.
两支队伍在整场比赛中都激烈对抗。