dindexdrumbeater./druhm-bee-ter/US // ˈdrʌmˌbi tər //打鼓机,打气筒,击鼓手,打鼓手Definitionsn.noun · 名词1.›a person who vigorously proclaims or publicizes the merits of a product, idea, movie, etc.; press agent.Level 5More words in d →