1. | [u][c] 合作；协作the act of working with another person or group of people to create or produce sth |
It was a collaboration that produced extremely useful results. 这是一次带来极其有益的成果的合作。 | |
She wrote the book in collaboration with one of her students. 她和她的一个学生合写了这本书。 | |
The government worked in close collaboration with teachers on the new curriculum. 政府和教师就新的课程进行了紧密协作。 | |
collaboration between the teachers and the government 教师和政府间的合作 |
2. | [c] 合作成果（或作品）a piece of work produced by two or more people or groups of people working together |
3. | [u] 通敌；勾结敌人the act of helping the enemy during a war when they have taken control of your country |
