speaker

• 指说话的人，尤指在正式场合发言的人；也指将电信号转换为声音的设备。

A noun referring to a person who speaks, especially in a formal setting, or a device that converts electrical signals into sound.

1. A2formal

   A person who speaks, especially in a formal setting or as part of a presentation.

   演讲者

   • The speaker addressed the audience for an hour.
   • She is a motivational speaker who travels worldwide.
   • The keynote speaker was introduced by the host.

   同义词lectureroratorpresenterspeechmakertalker

2. Language userA2formal

   A person who speaks a particular language.

   语言使用者

   • He is a native speaker of Spanish.
   • There are over a billion English speakers worldwide.
   • She is a fluent speaker of Japanese.

3. Audio deviceA1informal

   A device that converts electrical signals into sound, used to play audio.

   扬声器

   • The speakers on this laptop are very loud.
   • I bought a new Bluetooth speaker for my room.
   • The music sounded great through the surround sound speakers.

   同义词loudspeaker