warred against 与...交战
warred over 为了...而战争
A: They warred against the new law.
A：他们曾对抗这项新法律。
B: It was a very difficult struggle.
B：那是一场非常艰难的斗争。
1) 进行战争
2) 冲突，斗争
3) 与...抗争
1. 进行战争，交战
verb
1. to engage in a war or armed conflict
Synonym: fight, battle