club 表俱乐部或会社，其成员因志同道合，有共同兴趣、爱好而组织到一起进行社交、娱乐或体育等活动。
association 指较为正式的组织，强调兴趣和需要的一致性。
institute 指为专门的目标而建立的学会或研究所。
league 指为了共同的目的和利益而组成的社团、同盟或联合会。
union 多指工会，也指学会或协会。
society 可与association换用，但前者的宗旨更严格，会员之间联系更紧密，活动更积极。
参考例句
1. Love is a union of loveliness with truth. 爱是一个带有真相的可爱的联盟。
2. One day we shall all live in peace, concord and union. 有一天我们将生活在和平，和谐和''。'团结'。''之中。
3. They have reached a contract agreement with the Auto Workers union but terms of the concessions were not revealed. 他们已经同汽车工人联盟在合同上达成一致，但是没有透露让步的具体条款。
英英解释
n.
1. an organization of employees formed to bargain with the employer
2. the United States (especially the northern states during the American Civil War)
3. the act of pairing a male and female for reproductive purposes
4. the state of being joined or united or linked
5. the state of being a married couple voluntarily joined for life (or until divorce)
6. healing process involving the growing together of the edges of a wound or the growing together of br
7. a political unit formed from previously independent people or organizations
8. a set containing all and only the members of two or more given sets
9. the occurrence of a uniting of separate parts
10. a device on a national flag emblematic of the union of two or more sovereignties (typically in the u
11. the act of making or becoming a single unit adj.
1. being of or having to do with the northern United States and those loyal to the Union during the Ame
2. of trade unions
