tannoy

• 指用于公共场所或建筑物内进行广播通知的扩音系统，通常由话筒、放大器和扬声器组成。

A noun referring to a type of loudspeaker system used for making public announcements, typically in public places or buildings.

专有名词

1. Loudspeaker systemB2informalbritish

   A type of public address system used to broadcast announcements or music in large spaces.

   公共广播系统

   • The station manager made an announcement over the tannoy.
   • We heard a message on the tannoy about the delayed train.
   • The tannoy crackled to life with a warning about the weather.

   同义词loudspeaker systempa systempublic address system