mastermind /ˈmɑːstəmaind/ I. n. 策划者,操纵者;才智过人者:The mastermind of the expedition was a Frenchman.这次探险的策划者是一个法国人。The advertising manager is the mastermind of our new marketing policy. 广告制作商是我们新市场政策的策划人。II. vt. 策划:The police know who masterminded the robbery.警察知道是谁策划了那次抢劫。