会议表达英语视频怎么说

在英语中，描述一个视频是会议表达可以使用下面这些表达方式：
"The video is a recording of a conference presentation."
"The video shows a speaker giving a presentation at a meeting."
"The video is a presentation given at a conference."
你也可以使用其他相关的词汇来描述，比如：
"The video is a lecture on a particular topic."
"The video is a talk given by an expert in a particular field."
总之，重点是要表达出这个视频是在会议期间播出的，并且是某个人在进行演讲或演示。