When hostilities broke out he joined up.

战争爆发后，他参了军。

He would not agree to a cessation of hostilities.

他不会同意敌对状态的停止。

All the old hostilities resurfaced when they met again.

他们再次碰面时，过去的种种敌意又都冒了出来。

His speech is bound to awake old fears and hostilities.

他的发言必然要激起昔日的恐惧和敌对情绪。

Mexico called for an immediate cessation of hostilities.

墨西哥要求立即停止敌对行动。