(与他人/组织)联合起来、结盟、合力行动,通常为了共同目标或对抗共同困难。
/dʒɔɪn ˈfɔːrsɪz/
We decided to join forces to clean up the park.
我们决定联合起来清理公园。
Faced with rising costs and fierce competition, the two companies joined forces to develop a new product line.
面对成本上升和激烈竞争,这两家公司联手开发新的产品线。
join 来自法语 joindre(连接、结合),更早可追溯到拉丁语 iungere(连接、套上)。force(s) 来自法语 force,源于拉丁语 fortis(强壮的、有力的)。合在一起,字面意思是“把力量连接起来”,引申为“联合行动、合力”。