subject matter

subject matter汉语翻译：
【法】 标的物, 主题, 主旨英语解释：
名词 subject matter:

what a communication that is about something is about同义词：message, content, substance

Mature subject matter.成年人考虑的问题

The speaker's subject matter was better than his presentation.演讲者所讲的内容要比他的演讲本身好。