matching language meaning in English

匹配语言

Or if no matching language is found ,
，或者，如果未找到匹配的语言，则为
You can install any localized version of visual studio team system on a matching language operating system , or on an english operating system
可以在语言匹配的操作系统或英文版操作系统上安装visual studio team system的任意本地化版本。
If a translation for the best match language identifier cannot be found , or if the specified language identifier is the best match for the primary language , then the default language is used
如果找不到最佳匹配语言标识符的翻译，或者指定的语言标识符是主要语言的最佳匹配项，则将使用默认语言。