A place, meeting, or medium where ideas and views are exchanged

• A public discussion event, often with a panel and audience

进行观点交流的场所、聚会或媒介

• 常有嘉宾与观众参与的公共讨论活动

An online message board for posting and replying on topics

在线讨论区，用于发布与回复话题

The central public square in an ancient Roman city

• A marketplace and site for business, law, and civic life

古罗马城镇的中心广场

• 进行商业、法律与公共活动的场所