It is followed by a language code as defined in RFC 3066; this is the primary designation for a language (" en "for" English ", "es" for "Spanish", and so forth.).

其后是RFC 3066中定义的语言码；这是主要的语言指派符号(“en”代表“English”(英语)，“es”代表“Spanish”(西班牙语)等)。

youdao

It is followed by a language code as defined in RFC 3066; this is the primary designation for a language (" en "for" English ", "es" for "Spanish", and so forth.).

其后是RFC 3066中定义的语言码；这是主要的语言指派符号(“en”代表“English”(英语)，“es”代表“Spanish”(西班牙语)等)。

youdao