同盟化

例句：

1. 1. The two countries have formed an alliance to fight against the common enemy.
   这两个国家已经结成了同盟来共同对抗共同的敌人。
2. 2. The union of the two parties has brought about a new era in their history.
   两个党派的联合带来了他们历史上的新纪元。
3. 3. The team's unity is what makes them so strong and competitive.
   团队的团结是他们如此强大和有竞争力的原因。