交战的英文：
fight
wage war

参考例句：

As long as the one combatant was supreme on land and the other at sea, each felt threatened and insecure.
只要交战一方控制着大陆，另一方霸占着海洋，双方就都会感到坐立不安。

At war;engaged in conflict;in a battle
在交战中

Clash(with sb);come together and fight
冲突;交战

Long-term hostilities
长期交战

The two belligerent parties were ready to battle it out.
交战双方准备决一雌雄。

Combative in nature; belligerent.
好战的本性好斗的;交战的

The Allied Forces fought with Germany.
盟军跟德国交战。

We are engaging with the enemy.
我们正在与敌人交战

They engaged the enemy (in battle).
他们与敌人交战。

The two belligerent parties exchanged captured personnel.
交战双方交换被俘人员。

fight是什么意思：
n. 斗志，战斗力，比赛
v. 与…作斗争，坚决反对，（为…而）斗争，努力争取，参加，努力克制

This is a clean fight.
这是一场公平的较量。

If they start fighting, we fight back, fight to win peace.
人家打来了，我们就打，打是为了争取和平。

The fight resulted in a stalemate.
战斗形成对峙局面。

wage是什么意思：
n. 工资；代价；报偿
v. 进行；开展

A wage differential.
工资差额。

Wage freeze( legal ban on or control of increases in wages)
工资冻结(合法禁止或控制工资的增长).

wage [ pay ] scale
工资等级

war是什么意思：
n. 战争（状态，期间）；竞争；冲突；对抗；斗争
v. 进行战争；交战；作战

This is an antecedent of the war.
这是战争的前因。

Glaring examples were the Korean War and then the Vietnam War.
最突出的就是朝鲜战争，后来还有越南战争、朝鲜战争。

Just wars are bound to triumph over wars of aggression.
正义战争必然要战胜侵略战争。