[] () a series of planned activities that are intended to sell a particular product or increase sales of a product促销活动；推销活动◆We are about to launch a sales campaign to highlight our new range of cameras.我们将为高调推出新系列相机发起促销活动。◆The aggressive sales campaign has nearly doubled their revenue.这次声势浩大的促销活动已经使他们的收入将近翻了一番。➡sales drive