a joint cooperation

• 一次联合行动

a joint cooperation的用法和样例：

例句

1. In 2001, one round of a joint factory observation visit was conducted.
   二零零一年，港美双方进行了一次联合观察访厂行动。
2. We welcomed the opportunity of joining hands with the Russians and proposed to them a joint campaign.
   我们欢迎同俄国人携手的机会，因而向他们建议采取一次联合行动。