col·lab·o·rate/kə`læbəˏret; kəˈlæbəreɪt/ v [I] 1 to work together to produce or achieve something 合作，协作: + on/with The two authors collaborated on the translation of the novel. 两个作者合译了那本小说。 2 to help an enemy army or government that controls your country 通敌，与…勾结: There are rumours that he collaborated with the secret police. 有传闻说他与秘密警察勾结。