drum

1. N-COUNT A drum is a musical instrument consisting of a skin stretched tightly over a round frame. You play a drum by beating it with sticks or with your hands. 鼓

...a worker who died after collapsing while beating a drum during a demonstration. …一個在遊行時因擊鼓過度勞累而倒斃的工人。

2. N-COUNT A drum is a large cylindrical container which is used to store fuel or other substances. 鼓狀容器

...an oil drum. …一衹油桶。

3. V-T/V-I If something drums on a surface, or if you drum something on a surface, it hits it regularly, making a continuous beating sound. 連續敲擊

He drummed his fingers on the leather top of his desk. 他用手指不停地敲擊皮桌麪。