[countable] a series of planned activities to persuade people to buy or to do something（劝说人们购买某物或做某事的一系列有计划的）活动，运动◆They launched a campaign to block the merger.他们发起了一场阻止兼并的运动。◆ We spent $15 million on an advertising campaign to raise awareness of the brand name.我们花了 1 500 万元进行广告宣传活动以提高品牌知名度。⨁to build / fund / launch a campaign创立／资助／发起一场运动 ⨁ an advertising / a cost-cutting / marketing campaign广告宣传／成本削减／营销活动 ⨁ a campaign aimed at sb / sth / designed to do sth针对某人／某事的活动 sales campaign