{
  "index": "简介",
  "get-started": "什么是润学？",
  "population": "人口问题",
  "philosophy": "哲学概念",
  "collections": "张维为陈平曹丰泽等知名人士言论收集",
  "covid-19": "新冠疫情相关",
  "how-to": "润学实例",
  "feelings": "润学感悟",
  "methodology": "润学方法论",
  "witness": "润学见证（证词证言）"
}