“论坛主题交流”和“现场互动”英文怎么翻译

论坛主题交流 exchange of the topic of forum
现场互动mutual exchange on site

译文还应简单明了：

论坛主题交流：Exchange of Forum Theme

现场互动：On-site Interactive

the exchange of forum the
live interaction

Forum on the theme of the exchange

Interactive site