指人时,可指“单个的人”,也可指“一群人”,用于因有共同任务或目标的人群时,是可数名词。在句中作主语时, 若强调整体,谓语动词用单数形式; 若强调个体,谓语动词用复数形式。

例句：

They became separated from their party.

他们和伙伴们分开了。

A party to 是…的参与者

例句：

Crook had resigned his post rather than be party to such treachery.

克鲁克已经辞职了，不愿参与这种背信弃义的行为。

No party to 不是…的参与者

例句：

I am no party to this issue.

我不再是这个议题的参与者。

Concerned party 相关一方

Conservative party n. 保守党

the third party 第三方

例句：

A concerned party is exempt from responsibility.

则有关的一方免除其责任。

The Conservative party retained a plurality of the votes

保守党保住了选票的多数优势。

The third section summarizes the main characteristics of the civil liability to the third party.

第三节概括了注册会计师对第三人的民事责任的主要特点。

An all night of partying 一整夜的狂欢

例句：

After graduation ceremony, we partied until the next morning.

在毕业典礼之后我们狂欢到了第二天早上。

party with sb“与人结为伙伴”的意思

例句：

If you a party with that guy then you might not meet and get to know that many new people.

如果你和那家伙拉帮结派在一起，你也许就不会去认识更多的新朋友了。

Party for sb.为某人举办爬梯

My boyfriend partied for me last weekend.

上个周末我男朋友为我举办爬梯。