unite和unify的区别：中文含义不同、词性不同、用法不同。unite作为动词，含义为“团结”、“统一”、“联手”、“与某人或集体联结”；unify作为及物动词，含义为“使成一体”、“使一元化”。

unite作为动词，译为团结;统一;(为某事)联合;联手;(与某人或集体)联结。

例句：We will unite in fighting crime.

我们将联手打击犯罪。

His aim was to unite Italy.

他的目标是统一意大利。

The two parties have been trying to unite since the New Year...

这两个党从新年开始就试图联合。

It's the biggest theme park outside the United States.

这是美国以外最大的主题游乐园。

Local resident groups have united in opposition to the plan.

当地居民团体已联合起来反对这项计划。

The missiles were mainly targeted at the United States.

导弹主要瞄准的是美国。

The United Nations will act as guarantor of the peace settlement.

联合国将充当和平解决方案的保证人。

Leeds United had waited for success for eighteen years.

利兹联队企盼夺冠已经十八年了。

unify作为及物动词，意为统一;使成一体;使一元化。

例句：The new leader hopes to unify the country.

新领袖希望把国家统一起来。

No one dissents from the decision to unify

没有人反对统一的决定。

We must be unified into a United front.

我们必须联合起来结成统一战线。

The emperor unified the country by the sword.

那位皇帝用武力统一了全国。

The Han Dynasty ruled over the second unified Chinese empire.

汉朝是第二个统一中国的朝代。

In addition, there were certain religious bonds of a unifying kind.

此外，他们还有某种具有一种统一性质的宗教上的结合。