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a musical instrument made of a hollow round frame with plastic or skin stretched tightly across one or both ends. You play it by hitting it with sticks or with your hands. 鼓 
to play the drum 打鼓 I used to play drums in a band. 我以前在乐队里打鼓。 - on drums
Tony Cox on drums 鼓手托尼 · 考克斯 a slow drum beat 缓慢的鼓声 There was a great crash and then a long roll of drums. 先是一声巨响，然后是一长串鼓声。
Oxford Collocations Dictionaryadjective- bass
- bongo
- electronic
- …
- bang
- beat
- hit
- …
- kit
- set
- stick
- …
- a roll of drums
a large container for oil or chemicals that is like a cylinder in shape （装油或化学剂的）大桶 a 50 gallon drum 容积为 50 加仑的桶 an oil drum 油桶 Hazardous waste is stored in drums until it can be disposed of. 有害废物在处理前存放在大桶里。
a thing that is like a drum in shape, especially part of a machine 鼓状物；（尤指机器上的）鼓轮，滚筒
Word OriginMiddle English: from Middle Dutch or Low German tromme, of imitative origin.
Idioms
beat/bang the drum (for somebody/something)
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to speak with enthusiasm in support of somebody/something （为…）竭力鼓吹，摇旗呐喊 She’s really banging the drum for the new system. 她拚命为新制度摇旗吶喊。
march to (the beat of) a different drummer/drum | march to a different beat/tune