{
  "node_id": "gml-f6582cee0184478c9610f15aac86d62f",
  "keywords": [],
  "keywords_must": [["Linux", "加入", "用户组"], ["Linux", "移除", "用户组"], ["Linux", "添加", "用户组"], ["Linux", "删除", "用户组"]],
  "keywords_forbid": [],
  "children": [],
  "export": [
    "exercise_01.json"
  ]
}