"空勤" meaning in Chinese

{
  "head_templates": [
    {
      "args": {
        "1": "zh",
        "2": "noun"
      },
      "expansion": "空勤",
      "name": "head"
    }
  ],
  "lang": "Chinese",
  "lang_code": "zh",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Chinese entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "zh",
          "name": "Aviation",
          "orig": "zh:Aviation",
          "parents": [
            "Aeronautics",
            "Transport",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "aircrew; aircraft crew; flight crew",
          "roman": "kōngqín rényuán",
          "text": "空勤人員／空勤人员",
          "type": "example"
        }
      ],
      "glosses": [
        "air duty"
      ],
      "id": "en-空勤-zh-noun-S0adhr7g",
      "links": [
        [
          "aviation",
          "aviation"
        ],
        [
          "air",
          "air"
        ],
        [
          "duty",
          "duty"
        ]
      ],
      "raw_glosses": [
        "(aviation) air duty"
      ],
      "related": [
        {
          "roman": "dìqín",
          "word": "地勤"
        }
      ],
      "topics": [
        "aeronautics",
        "aerospace",
        "aviation",
        "business",
        "engineering",
        "natural-sciences",
        "physical-sciences"
      ]
    }
  ],
  "sounds": [
    {
      "tags": [
        "Mandarin",
        "Pinyin"
      ],
      "zh-pron": "kōngqín"
    },
    {
      "tags": [
        "Mandarin",
        "bopomofo"
      ],
      "zh-pron": "ㄎㄨㄥ ㄑㄧㄣˊ"
    },
    {
      "tags": [
        "Hanyu-Pinyin",
        "Mandarin"
      ],
      "zh-pron": "kōngqín"
    },
    {
      "tags": [
        "Mandarin",
        "Tongyong-Pinyin"
      ],
      "zh-pron": "kongcín"
    },
    {
      "tags": [
        "Mandarin",
        "Wade-Giles"
      ],
      "zh-pron": "kʻung¹-chʻin²"
    },
    {
      "tags": [
        "Mandarin",
        "Yale"
      ],
      "zh-pron": "kūng-chín"
    },
    {
      "tags": [
        "Gwoyeu-Romatsyh",
        "Mandarin"
      ],
      "zh-pron": "kongchyn"
    },
    {
      "tags": [
        "Mandarin",
        "Palladius"
      ],
      "zh-pron": "кунцинь"
    },
    {
      "tags": [
        "Mandarin",
        "Palladius"
      ],
      "zh-pron": "kuncinʹ"
    },
    {
      "ipa": "/kʰʊŋ⁵⁵ t͡ɕʰin³⁵/",
      "tags": [
        "Mandarin",
        "Sinological-IPA"
      ]
    },
    {
      "ipa": "/kʰʊŋ⁵⁵ t͡ɕʰin³⁵/"
    }
  ],
  "word": "空勤"
}

{
  "head_templates": [
    {
      "args": {
        "1": "zh",
        "2": "noun"
      },
      "expansion": "空勤",
      "name": "head"
    }
  ],
  "lang": "Chinese",
  "lang_code": "zh",
  "pos": "noun",
  "related": [
    {
      "roman": "dìqín",
      "word": "地勤"
    }
  ],
  "senses": [
    {
      "categories": [
        "Chinese entries with incorrect language header",
        "Chinese lemmas",
        "Chinese nouns",
        "Chinese terms with IPA pronunciation",
        "Mandarin lemmas",
        "Mandarin nouns",
        "Mandarin terms with usage examples",
        "zh:Aviation"
      ],
      "examples": [
        {
          "english": "aircrew; aircraft crew; flight crew",
          "roman": "kōngqín rényuán",
          "text": "空勤人員／空勤人员",
          "type": "example"
        }
      ],
      "glosses": [
        "air duty"
      ],
      "links": [
        [
          "aviation",
          "aviation"
        ],
        [
          "air",
          "air"
        ],
        [
          "duty",
          "duty"
        ]
      ],
      "raw_glosses": [
        "(aviation) air duty"
      ],
      "topics": [
        "aeronautics",
        "aerospace",
        "aviation",
        "business",
        "engineering",
        "natural-sciences",
        "physical-sciences"
      ]
    }
  ],
  "sounds": [
    {
      "tags": [
        "Mandarin",
        "Pinyin"
      ],
      "zh-pron": "kōngqín"
    },
    {
      "tags": [
        "Mandarin",
        "bopomofo"
      ],
      "zh-pron": "ㄎㄨㄥ ㄑㄧㄣˊ"
    },
    {
      "tags": [
        "Hanyu-Pinyin",
        "Mandarin"
      ],
      "zh-pron": "kōngqín"
    },
    {
      "tags": [
        "Mandarin",
        "Tongyong-Pinyin"
      ],
      "zh-pron": "kongcín"
    },
    {
      "tags": [
        "Mandarin",
        "Wade-Giles"
      ],
      "zh-pron": "kʻung¹-chʻin²"
    },
    {
      "tags": [
        "Mandarin",
        "Yale"
      ],
      "zh-pron": "kūng-chín"
    },
    {
      "tags": [
        "Gwoyeu-Romatsyh",
        "Mandarin"
      ],
      "zh-pron": "kongchyn"
    },
    {
      "tags": [
        "Mandarin",
        "Palladius"
      ],
      "zh-pron": "кунцинь"
    },
    {
      "tags": [
        "Mandarin",
        "Palladius"
      ],
      "zh-pron": "kuncinʹ"
    },
    {
      "ipa": "/kʰʊŋ⁵⁵ t͡ɕʰin³⁵/",
      "tags": [
        "Mandarin",
        "Sinological-IPA"
      ]
    },
    {
      "ipa": "/kʰʊŋ⁵⁵ t͡ɕʰin³⁵/"
    }
  ],
  "word": "空勤"
}