"bút bi" meaning in Vietnamese

{
  "etymology_templates": [
    {
      "args": {
        "1": "vi",
        "2": "bút",
        "3": "bi",
        "t1": "writing instrument",
        "t2": "marble; ball"
      },
      "expansion": "bút (“writing instrument”) + bi (“marble; ball”)",
      "name": "af"
    }
  ],
  "etymology_text": "bút (“writing instrument”) + bi (“marble; ball”).",
  "forms": [
    {
      "form": "cây",
      "tags": [
        "classifier"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "vi",
        "2": "noun",
        "3": "",
        "4": "",
        "head": "",
        "tr": ""
      },
      "expansion": "bút bi",
      "name": "head"
    },
    {
      "args": {
        "cls": "cây"
      },
      "expansion": "(classifier cây) bút bi",
      "name": "vi-noun"
    }
  ],
  "lang": "Vietnamese",
  "lang_code": "vi",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "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 classified by cây",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "vi",
          "name": "Writing instruments",
          "orig": "vi:Writing instruments",
          "parents": [
            "Stationery",
            "Tools",
            "Writing",
            "Technology",
            "Human behaviour",
            "Language",
            "All topics",
            "Human",
            "Communication",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "a ballpoint pen"
      ],
      "id": "en-bút_bi-vi-noun-3UXT8gdp",
      "links": [
        [
          "ballpoint pen",
          "ballpoint pen#English"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ʔɓut̚˧˦ ʔɓi˧˧]",
      "tags": [
        "Hà-Nội"
      ]
    },
    {
      "ipa": "[ʔɓʊk̚˦˧˥ ʔɓɪj˧˧]",
      "tags": [
        "Huế"
      ]
    },
    {
      "ipa": "[ʔɓʊk͡p̚˦˥ ʔɓɪj˧˧]",
      "note": "Saigon"
    }
  ],
  "word": "bút bi"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "vi",
        "2": "bút",
        "3": "bi",
        "t1": "writing instrument",
        "t2": "marble; ball"
      },
      "expansion": "bút (“writing instrument”) + bi (“marble; ball”)",
      "name": "af"
    }
  ],
  "etymology_text": "bút (“writing instrument”) + bi (“marble; ball”).",
  "forms": [
    {
      "form": "cây",
      "tags": [
        "classifier"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "vi",
        "2": "noun",
        "3": "",
        "4": "",
        "head": "",
        "tr": ""
      },
      "expansion": "bút bi",
      "name": "head"
    },
    {
      "args": {
        "cls": "cây"
      },
      "expansion": "(classifier cây) bút bi",
      "name": "vi-noun"
    }
  ],
  "lang": "Vietnamese",
  "lang_code": "vi",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Pages with 1 entry",
        "Pages with entries",
        "Vietnamese compound terms",
        "Vietnamese entries with incorrect language header",
        "Vietnamese lemmas",
        "Vietnamese nouns",
        "Vietnamese nouns classified by cây",
        "Vietnamese terms with IPA pronunciation",
        "vi:Writing instruments"
      ],
      "glosses": [
        "a ballpoint pen"
      ],
      "links": [
        [
          "ballpoint pen",
          "ballpoint pen#English"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ʔɓut̚˧˦ ʔɓi˧˧]",
      "tags": [
        "Hà-Nội"
      ]
    },
    {
      "ipa": "[ʔɓʊk̚˦˧˥ ʔɓɪj˧˧]",
      "tags": [
        "Huế"
      ]
    },
    {
      "ipa": "[ʔɓʊk͡p̚˦˥ ʔɓɪj˧˧]",
      "note": "Saigon"
    }
  ],
  "word": "bút bi"
}