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（1）声域

（2）语域

(1) A term used in phonetics to refer to the voice quality produced by a specific physiological constitution of the larynx. Some phoneticians use the term in a functional way in relation to speech, to refer to types of phonation which the speaker varies in a controlled manner.

(2) In stylistics and sociolinguistics, the term refers to a variety of language defined according to its use in social situations. In Hallidayan linguistics, the term is seen as specifically opposed to varieties of language defined according to the characteristics of the users, and is given a subclassification into field, mode, and manner of discourse.

（1）语音学术语，指喉的一种特定生理构造产生的嗓音音质。有的语音学家从功能上将这一术语与言语相联系，指说话人可控制变化的发声类型。

（2）风格学和社会语言学术语，指按其使用的社会情景定义的语言变体。在韩礼德式语言学中，这个术语专门与按使用者特点定义的语言变体对立，并细分为语场、语式、话语方式等。