《简明牛津词典》给俚语（Ｓｌａｎｇ）的定义是指那些很不正式的词语。从语域角度看，它属于非正式或超非正式语体，远在标准语体以下，在这里，引起语言变异的社会原因实际上是构成交际情景的因素；因为从语言上来说，行业实际上是说话题材，而集团则是指交际双方说话者... The Brief Oxford Dictionary defines slang as referring to very informal terms. From the register point of view, it belongs to the informal or super unofficial language, far below the standard language, where the social causes of linguistic variation are actually the factors that form the communicative context; because linguistically speaking, On the theme of talking, while the group refers to the communicators both ...