主页
    https://developer.apple.com/internationalization/

    国际化和本地化指南
    https://developer.apple.com/library/archive/documentation/MacOSX/Conceptual/BPInternational/Introduction/Introduction.html#//apple_ref/doc/uid/10000171i

    国际化和本地化示例文档代码
    https://developer.apple.com/library/archive/samplecode/InternationalMountains/Introduction/Intro.html#//apple_ref/doc/uid/DTS40008756

    语言标识符https://developer.apple.com/library/archive/technotes/tn2418/_index.html#//apple_ref/doc/uid/DTS40016588

    国际化和本地化详细视频
    https://developer.apple.com/videos/frameworks/internationalization-and-localization

    本地化词汇表
    https://developer.apple.com/download/more/?=Glossaries