求翻译：人们的言语活动总是在某种特定的语域（register）中进行的，同时，言语也随着语境(context)的变化产生各种言语变体，即语类(variety)。由于语域、语境和语类的不同，作者或说话人选用的词汇差异很大。是什么意思？

Speech activities of the people always in a specific language domain (register), speech to produce a variety of verbal variants with changes in context (context), language class (variety). Due to the different language domain, context, and language classes, the difference of the author or speaker's

It is the language activities is always in a particular language register domain ( ) in the language, at the same time, as also in the context (context) of the changes of language variants, i.e. language classes (variety). The language domain, context and language classes, author, or words, the wor

People's spoken language activity always carries on in some kind of specific language territory (register), simultaneously, says a word also has each kind of spoken language anomalous form along with the linguistic environment (context) change, namely language class (variety).As a result of the lang

Speech activity is always in a specific register (register), while the speech with context (context) change of language variants, the genre (variety). Because of the different language domain, context and language classes, the author or speaker selection of words vary greatly.

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