language

音标发音

language泛指“语言”时是不可数名词,在句中可用作定语。language用来表示一个国家或民族具体的“语言文字”时,是可数名词,其前要加the。language与the连用还可表示“某种语言的全部词汇”。
language还作“表达方式”解,可指用各种非语言的方式来表达情感或传达信息。有时还可表示“亵渎的言语”,是不可数名词。language有时还可引申表示“观点,立场”。
the spoken language和the written language分别表示“口语”“书面语”,前面均应有the。

a system of communication consisting of sounds, words, and grammar, or the system of communication used by people in a particular country or type of work

A language is a system of communication which consists of a set of sounds and written symbols which are used by the people of a particular country or region for talking or writing.
Language is the use of a system of communication which consists of a set of sounds or written symbols.
You can refer to the words used in connection with a particular subject as the language of that subject.
You can refer to someone's use of rude words or swearing as bad language when you find it offensive.
The language of a piece of writing or speech is the style in which it is written or spoken.
You can use language to refer to various means of communication involving recognizable symbols, nonverbal sounds, or actions.