Moment.js 对国际化具有强大的支持。
可以加载多个语言环境并在它们之间轻松地切换。
除了分配全局的语言环境外，还可以将语言环境分配给特定的 moment。
Moment.js has robust support for internationalization.
You can load multiple locales and easily switch between them.
In addition to assigning a global locale, you can assign a locale to a specific
moment.