什么是 speaker？ speaker是Ponent
什么是 Ponent？
- One who speaks.
Un que parla.
- A spokesperson.
Un portaveu.
- One who delivers a public speech.
Un que pronuncia un discurs públic.
- The presiding officer of a legislative assembly.
El president d'una assemblea legislativa.
- A loudspeaker.
Un altaveu.