at daggers drawn
US /æt ˈdæɡərz drɔn/
UK /æt ˈdæɡərz drɔn/

1.
勢不兩立, 水火不容
if two people are at daggers drawn, they are very angry with each other and are ready to fight
:
•
The two political parties have been at daggers drawn for years.
這兩個政黨多年來一直勢不兩立。
•
After the argument, they were at daggers drawn and refused to speak to each other.
爭吵之後,他們勢不兩立,拒絕與對方說話。