1. To put or bring together so as to make continuous or form a unit:
join two boards with nails; joined hands in a circle.
2. To put or bring into close association or relationship:
were joined by marriage; join forces.
3. To connect (points), as with a straight line.
4. To meet and merge with:
where the creek joins the river.
5. To become a part or member of:
join a club.
6. To come into the company of:
joined the group in the waiting room.
7. To participate with in an act or activity:
The committee joins me in welcoming you.
8. To adjoin.
9. To engage in; enter into:
Opposing armies joined battle on the plain.
10. To come together so as to form a connection:
where the two bones join.
11. To act together; form an alliance:
The two factions joined to oppose the measure.
12. To become a member of a group.
13. To take part; participate:
joined in the search.
14. A joint; a junction.
15. Middle English joinen
16. from Old French joindre joign-, join-
源自 古法语 joindre joign-, join-
17. from Latin iungere * see yeug-
源自 拉丁语 iungere *参见 yeug-
18. These verbs mean to fasten or affix or become fastened or affixed.
19. Join applies to the physical contact, connection, or union of at least two separate things and to the coming together of persons, as into a group:
The children joined hands.
Join the panels of fabric at the selvages.
“Join the union, girls, and together say Equal Pay for Equal Work ” (Susan B. Anthony).
“姑娘们，参加工会，一齐要求同工同酬 ” （苏姗·B·安东尼）。
20. Combine suggests the mixing or merging of components, often for a specific or shared purpose:
The cook combined whipped cream, sugar, and vanilla to make a topping for the compote.
“When bad men combine, the good must associate” (Edmund Burke).
21. Unite stresses the coherence or oneness of the persons or things joined:
Can strips of plastic be united with epoxy?
The attack on their country united squabbling political factions in a common purpose.
22. Link and connect imply a firm attachment in which individual components nevertheless retain their identities:
Link 和connect 含有一种牢固的连接或附着的意思，但是其中每一组分仍保留其特性：
linked poverty and unemployment to the social unrest besetting the city.
The chief of police is in no way connected with the scandal.
23. Relate refers to connection of persons through marriage or kinship (
Though they have the same surname, the two are not even distantly related) or of things through logical association (
The two events seem to be related).
24. Associate usually implies a relationship of persons as partners or allies:
His daughter is associated with him in the family business. It can also refer to a relationship of things that are similar or complementary or that have a connection in one's thoughts:
I can forgive his bluntness because it is associated with a basic kindliness of spirit.