substance/ˋsʌbstəns; ˈsʌbstəns/n 1 [C] any type of solid, liquid, or gas 物质: The bag was covered with a sticky substance. 包上粘满了黏乎乎的东西。a poisonous substance 有毒物质2 [singular 单数, U] the most important ideas in a speech or piece of writing〔演讲或文章等的〕主旨﹐要义﹐主要内容: +of The news report said little about the substance of the peace talks. 新闻报道对这次和谈的主要内容言之甚少。in substance What she said, in substance, was that the mayor should resign. 她所说的中心意思是市长应该辞职。3 [U] formal if something has substance, it is true【正式】事实: There's no substance to the rumour. 这个传言没有事实根据。without substance His remarks are completely without substance. 他的话毫无根据。