drum
/drʌm; drʌm/ n
1 (music 音) instrument consisting of a hollow round frame with plastic or skin stretched tightly across the open end(s) which is struck with sticks or the hands 鼓
play the drum(s) in a band 在乐队中打鼓. =>illus at App 1 见附录1之插图, page xi.
2 thing shaped like this instrument, eg a barrel for oil, a hollow cylinder on which wire is wound, or the container for clothes in a washing-machine or clothes drier 鼓状物（如桶、 筒）. =>illus at barrel 见barrel之插图.
3 = ear-drum (ear).
4 (idm 习语) beat the drum => beat1.
drum / drʌm; drʌm/ v (-mm-)
1 [I] play a drum or drums 打鼓; 敲鼓; 击鼓.
2 [Ipr, Tn, Tn.pr]
~ (sth) on sth make a drum-like sound on sth; tap or beat (sth) continuously （在某物上敲打）发出似鼓之声; 不停敲打（某物）
drum on the table with one's fingers 用手指在桌上敲出鼓点声
drum one's feet on the floor 跺脚.
3 (phr v) drum sth into sb/into sb's head make sb remember sth by repeating it often 经常重复某事使某人记住
Our teacher used to drum our multiplication tables into us. 我们老师过去老是让我们反覆背诵乘法表. drum sb out (of sth) force sb to leave a group, an organization, etc, often in disgrace 迫使某人脱离（团体、 组织等）（常为不名誉地）
drummed out of the club, the regiment 被逐出俱乐部、 团体. drum sth up try hard to get (support, customers, etc) 大力争取（支持、 顾客等）
He's going round firms drumming up interest in the project. 他到各公司游说以引起大家对该项目的兴趣.