{
  "course_id": "course02",
  "course_name": "小智学习课程02",
  "description": "商务英语进阶课程，涵盖会议、电话沟通与邮件写作高级技巧",
  "chapters": [
    {
      "chapter_id": "chapter01",
      "chapter_name": "商务会议场景",
      "audios": [
        {
          "id": "001",
          "title": "会议主持技巧",
          "path": "courses/course02/chapter01/resources/001.mp3"
        },
        {
          "id": "002",
          "title": "团队协作讨论",
          "path": "courses/course02/chapter01/resources/002.mp3"
        },
        {
          "id": "003",
          "title": "项目汇报演讲",
          "path": "courses/course02/chapter01/resources/003.mp3"
        }
      ]
    },
    {
      "chapter_id": "chapter02",
      "chapter_name": "电话沟通进阶",
      "audios": [
        {
          "id": "001",
          "title": "国际客户接待",
          "path": "courses/course02/chapter02/resources/001.mp3"
        },
        {
          "id": "002",
          "title": "商务邀约技巧",
          "path": "courses/course02/chapter02/resources/002.mp3"
        },
        {
          "id": "003",
          "title": "跨文化沟通",
          "path": "courses/course02/chapter02/resources/003.mp3"
        }
      ]
    },
    {
      "chapter_id": "chapter03",
      "chapter_name": "邮件写作高级",
      "audios": [
        {
          "id": "001",
          "title": "商务邮件结构",
          "path": "courses/course02/chapter03/resources/001.mp3"
        },
        {
          "id": "002",
          "title": "正式邀请函写作",
          "path": "courses/course02/chapter03/resources/002.mp3"
        },
        {
          "id": "003",
          "title": "项目进度汇报",
          "path": "courses/course02/chapter03/resources/003.mp3"
        }
      ]
    }
  ]
}