规定语言学的英文：
prescriptive linguistics

prescriptive是什么意思：
a. 规定的,指示的,惯例的

How are prescription drug and blame prescription drug divisional?
处方药与非处方药怎么区分的?

Not in accord with the rules of a prescriptive grammar.
不合语法的不符合规定的语法规则的

The prescription of drugs is a doctor's responsibility.
开药方是医生的职责。

To become invalidated or unenforceable by the process of prescription.
因法定期限完结而丧失权利或不可执行

Take this prescription to the dispensary for your medicine.
把这张药方拿到配药处去配药。

linguistics是什么意思：
n. 语言学

Her brother was an accomplished linguist.
她的哥哥能熟练地说好几种语言。

Sumerian is a linguistic isolate.
苏美尔语是一个孤立的语言。

He is bent on linguistic studies.
他专心致志于语言学研究工作。

Comparative linguistics,religion,etc
比较语言学、宗教等

The linguist does not need to be a consummate phonologist
语言学家没有必要成为练达的音位学家。