co-operate
cooperate, v
1 [I, Ipr] ~ (with sb) (in doing/to do sth); ~ (with sb) (on sth) work or act together with another or others (與他人)合作, 協作
co-operate with one's friends in raising/to raise money 與朋友合作集資
The two schools are co-operating on the project. 這兩所學校在這一項目上進行協作.
2 [I] be helpful and do as one is asked 配合; 協助
`If you co-operate we'll let you go,' said the policeman. `你只要協助我們, 就放你走,'警察說道.