drum /drʌm/ I. n. ［c］鼓；圆桶：beat/play the drum 击鼓；a double drum 双面鼓；the roll of drums 隆隆的鼓声  Mineral oil is shipped in large drums. 石油是用大桶装运的。‖II. vi.用于短语动词 drum up 刺激，激励：Both companies are desperately trying to find new ways to drum up business. 两个公司都拼命寻找新方法来刺激销售。