normative
adj
(fml 文) describing or setting standards or rules of language, behaviour, etc, which should be followed (語言、 行為等)標準的, 規范的
A normative grammar of a language describes how its authors think the language should be spoken or written. 規范語法闡述的是該派語法學家認為的某語言的口語或書面語的標準形式.
??? 情景例句
It's the world's largest island, but it's also the world's smallest continent.