Many publishers develop multiple language versions of their website (particularly in Spanish), which advertisers can specify in order to reach a particular language audience.
许多出版商为其网站开发了多个语言版本（尤其是在西班牙）。当广告客户希望覆盖特定语言的观众时，出版商也能提供相应的服务。
The type case is not important in general, but certain implementations specify a particular case for the combination of language code and country code.
字号一般不重要，但某些标准中在语言代码和国家代码组合中也规定了字号。
The type case is not important in general, but certain implementations specify a particular case for the combination of language code and country code.
字号一般不重要，但某些标准中在语言代码和国家代码组合中也规定了字号。
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