书籍 Insight - 初中级 - 单元 7 - 7D

the spoken form of a language specific to a certain region or people which is slightly different from the standard form in words and grammar

方言

approved, authorized, or carried out by a recognized authority

官方的

related or belonging to a country or region other than your own

外国的, 异国的

capable of using a language easily and properly

流利的, 流畅的

related to one's place of birth

本土的, 本地的

the process of changing written or spoken words from one language to another while maintaining the same meaning

翻译

a manner of speaking that indicates social class, nationality, or locality of the speaker

口音, 腔调

words or expressions that are very informal and more common in spoken form, used especially by a particular group of people, such as criminals, children, etc.

俚语, 行话