柯林斯词典coarctate /kəʊˈɑːkteɪt/ 1. ADJ (of a pupa) enclosed in a hard barrel-shaped case (puparium), as in the housefly (虫蛹)密闭于蛹皮内的2. V (esp of the aorta) to become narrower; become constricted (尤指主动脉)狭缩的[pathol] 返回 coarctate