1. 语言的；语言学的
    Linguistic abilities or ideas relate to language or linguistics.

    e.g. ...linguistic skills.
           语言技能
    e.g. ...linguistic theory.
           语言学理论

2. 语言学
    Linguistics is the study of the way in which language works.

    e.g. Modern linguistics emerged as a distinct field in the nineteenth century.
           现代语言学在19世纪作为一个独立的领域出现。
    e.g. ...applied linguistics.
           应用语言学