"tình nguyện viên" meaning in Vietnamese

{
  "etymology_templates": [
    {
      "args": {
        "1": "vi",
        "2": "情願員"
      },
      "expansion": "情願員",
      "name": "m"
    },
    {
      "args": {
        "1": "vi",
        "2": "情願",
        "t": "volunteer"
      },
      "expansion": "情願 (“volunteer”)",
      "name": "m"
    },
    {
      "args": {
        "1": "vi",
        "2": "員",
        "t": "personnel"
      },
      "expansion": "員 (“personnel”)",
      "name": "m"
    },
    {
      "args": {
        "1": "vi",
        "2": "Sino-Vietnamese words"
      },
      "expansion": "",
      "name": "categorize"
    },
    {
      "args": {
        "1": "情願",
        "2": "volunteer",
        "3": "員",
        "4": "personnel"
      },
      "expansion": "Sino-Vietnamese word from 情願員, composed of 情願 (“volunteer”) and 員 (“personnel”)",
      "name": "vi-etym-sino"
    }
  ],
  "etymology_text": "Sino-Vietnamese word from 情願員, composed of 情願 (“volunteer”) and 員 (“personnel”).",
  "head_templates": [
    {
      "args": {
        "1": "vi",
        "2": "noun",
        "3": "",
        "4": "",
        "head": "tình nguyện viên",
        "tr": ""
      },
      "expansion": "tình nguyện viên",
      "name": "head"
    },
    {
      "args": {
        "head": "tình nguyện viên"
      },
      "expansion": "tình nguyện viên",
      "name": "vi-noun"
    }
  ],
  "lang": "Vietnamese",
  "lang_code": "vi",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Sino-Vietnamese words",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Vietnamese entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Vietnamese nouns without classifiers",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "volunteer"
      ],
      "id": "en-tình_nguyện_viên-vi-noun-3LsPPK-z",
      "links": [
        [
          "volunteer",
          "volunteer"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[tïŋ˨˩ ŋwiən˧˨ʔ viən˧˧]",
      "tags": [
        "Hà-Nội"
      ]
    },
    {
      "ipa": "[tɨn˦˩ ŋwiəŋ˨˩ʔ viəŋ˧˧]",
      "tags": [
        "Huế"
      ]
    },
    {
      "ipa": "[tɨn˨˩ ŋwiəŋ˨˩˨ viəŋ˧˧]",
      "tags": [
        "Hồ-Chí-Minh-City"
      ]
    },
    {
      "ipa": "[tɨn˨˩ ŋwiəŋ˨˩˨ jiəŋ˧˧]",
      "tags": [
        "Hồ-Chí-Minh-City"
      ]
    }
  ],
  "word": "tình nguyện viên"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "vi",
        "2": "情願員"
      },
      "expansion": "情願員",
      "name": "m"
    },
    {
      "args": {
        "1": "vi",
        "2": "情願",
        "t": "volunteer"
      },
      "expansion": "情願 (“volunteer”)",
      "name": "m"
    },
    {
      "args": {
        "1": "vi",
        "2": "員",
        "t": "personnel"
      },
      "expansion": "員 (“personnel”)",
      "name": "m"
    },
    {
      "args": {
        "1": "vi",
        "2": "Sino-Vietnamese words"
      },
      "expansion": "",
      "name": "categorize"
    },
    {
      "args": {
        "1": "情願",
        "2": "volunteer",
        "3": "員",
        "4": "personnel"
      },
      "expansion": "Sino-Vietnamese word from 情願員, composed of 情願 (“volunteer”) and 員 (“personnel”)",
      "name": "vi-etym-sino"
    }
  ],
  "etymology_text": "Sino-Vietnamese word from 情願員, composed of 情願 (“volunteer”) and 員 (“personnel”).",
  "head_templates": [
    {
      "args": {
        "1": "vi",
        "2": "noun",
        "3": "",
        "4": "",
        "head": "tình nguyện viên",
        "tr": ""
      },
      "expansion": "tình nguyện viên",
      "name": "head"
    },
    {
      "args": {
        "head": "tình nguyện viên"
      },
      "expansion": "tình nguyện viên",
      "name": "vi-noun"
    }
  ],
  "lang": "Vietnamese",
  "lang_code": "vi",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Sino-Vietnamese words",
        "Vietnamese entries with incorrect language header",
        "Vietnamese lemmas",
        "Vietnamese nouns",
        "Vietnamese nouns without classifiers",
        "Vietnamese terms with IPA pronunciation"
      ],
      "glosses": [
        "volunteer"
      ],
      "links": [
        [
          "volunteer",
          "volunteer"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[tïŋ˨˩ ŋwiən˧˨ʔ viən˧˧]",
      "tags": [
        "Hà-Nội"
      ]
    },
    {
      "ipa": "[tɨn˦˩ ŋwiəŋ˨˩ʔ viəŋ˧˧]",
      "tags": [
        "Huế"
      ]
    },
    {
      "ipa": "[tɨn˨˩ ŋwiəŋ˨˩˨ viəŋ˧˧]",
      "tags": [
        "Hồ-Chí-Minh-City"
      ]
    },
    {
      "ipa": "[tɨn˨˩ ŋwiəŋ˨˩˨ jiəŋ˧˧]",
      "tags": [
        "Hồ-Chí-Minh-City"
      ]
    }
  ],
  "word": "tình nguyện viên"
}