collusive agreement的意思是：合谋协定，勾结性协议。
其中collusive的意思是”***谋的“，agreement的意思是”协议、协定“。
双语例句：
Cartel： A group of firms that has entered into a collusive agreement to restrict output and increase prices and profits is called a cartel.
卡特尔：达成限制产量并提高价格与利润的勾结协议的企业集团称为卡特尔。
Collusive agreement： is agreement of two (or more) competitors agree to restrict output, raise the price, and increase profits.
勾结协议：是两个（或更多）生产者为了提高价格和利润而限制产量的协议。
Cartel----A collusive agreement among producers to restrict production and raise prices.
卡特尔——生产者对产品限制和提高价格行为的集体协议。