{
  "node_id": "gml-25e7ed10efe34ad0a70ff2ee09b011da",
  "keywords": [],
  "children": [],
  "export": [
    "exercise_01.json"
  ],
  "keywords_must": [["Linux", "复制", "目录"], ["Linux", "复制", "文件"]],
  "keywords_forbid": []
}