"nhất ngôn ký xuất, tứ mã nan truy" meaning in Vietnamese

{
  "etymology_templates": [
    {
      "args": {
        "1": "vi",
        "2": "Sino-Vietnamese words"
      },
      "expansion": "",
      "name": "categorize"
    },
    {
      "args": {
        "1": "一言既出，駟馬難追",
        "2": "A word once spoken cannot be overtaken by a four-horse-team."
      },
      "expansion": "Sino-Vietnamese word from 一言既出，駟馬難追 (“A word once spoken cannot be overtaken by a four-horse-team.”)",
      "name": "vi-etym-sino"
    }
  ],
  "etymology_text": "Sino-Vietnamese word from 一言既出，駟馬難追 (“A word once spoken cannot be overtaken by a four-horse-team.”)",
  "head_templates": [
    {
      "args": {
        "1": "vi",
        "2": "idiom",
        "head": "",
        "tr": ""
      },
      "expansion": "nhất ngôn ký xuất, tứ mã nan truy",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "nhất ngôn ký xuất, tứ mã nan truy",
      "name": "vi-idiom"
    }
  ],
  "lang": "Vietnamese",
  "lang_code": "vi",
  "pos": "phrase",
  "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"
        }
      ],
      "examples": [
        {
          "text": "2019, An Nguyên, \"Nhất ngôn ký xuất\", Thanh Niên (Young People) Online\n“Nhất ngôn ký xuất, tứ mã nan truy”, quan chức càng phải thuộc điều này.\n“Nhất ngôn ký xuất, tứ mã nan truy” (a word once spoken cannot be overtaken by a four-horse-team), the officials must be even more mindful of this.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "a word once spoken cannot be taken back; a promise must be kept; a promise is a promise"
      ],
      "id": "en-nhất_ngôn_ký_xuất,_tứ_mã_nan_truy-vi-phrase-dkNKAUJ5",
      "links": [
        [
          "word",
          "word"
        ],
        [
          "taken back",
          "take back"
        ],
        [
          "promise",
          "promise"
        ],
        [
          "kept",
          "kept"
        ],
        [
          "a promise is a promise",
          "a promise is a promise"
        ]
      ],
      "tags": [
        "idiomatic"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ɲət̚˧˦ ŋon˧˧ ki˧˦ swət̚˧˦ tɨ˧˦ maː˦ˀ˥ naːn˧˧ t͡ɕwi˧˧]",
      "tags": [
        "Hà-Nội"
      ]
    },
    {
      "ipa": "[ɲək̚˦˧˥ ŋoŋ˧˧ kɪj˨˩˦ swək̚˦˧˥ tɨ˨˩˦ maː˧˨ naːŋ˧˧ ʈwɪj˧˧]",
      "tags": [
        "Huế"
      ]
    },
    {
      "ipa": "[ɲək̚˦˥ ŋoŋ˧˧ kɪj˦˥ s⁽ʷ⁾ək̚˦˥ tɨ˦˥ maː˨˩˦ naːŋ˧˧ ʈ⁽ʷ⁾ɪj˧˧]",
      "note": "Saigon"
    }
  ],
  "word": "nhất ngôn ký xuất, tứ mã nan truy"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "vi",
        "2": "Sino-Vietnamese words"
      },
      "expansion": "",
      "name": "categorize"
    },
    {
      "args": {
        "1": "一言既出，駟馬難追",
        "2": "A word once spoken cannot be overtaken by a four-horse-team."
      },
      "expansion": "Sino-Vietnamese word from 一言既出，駟馬難追 (“A word once spoken cannot be overtaken by a four-horse-team.”)",
      "name": "vi-etym-sino"
    }
  ],
  "etymology_text": "Sino-Vietnamese word from 一言既出，駟馬難追 (“A word once spoken cannot be overtaken by a four-horse-team.”)",
  "head_templates": [
    {
      "args": {
        "1": "vi",
        "2": "idiom",
        "head": "",
        "tr": ""
      },
      "expansion": "nhất ngôn ký xuất, tứ mã nan truy",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "nhất ngôn ký xuất, tứ mã nan truy",
      "name": "vi-idiom"
    }
  ],
  "lang": "Vietnamese",
  "lang_code": "vi",
  "pos": "phrase",
  "senses": [
    {
      "categories": [
        "Sino-Vietnamese words",
        "Vietnamese entries with incorrect language header",
        "Vietnamese idioms",
        "Vietnamese lemmas",
        "Vietnamese terms with IPA pronunciation",
        "Vietnamese terms with quotations"
      ],
      "examples": [
        {
          "text": "2019, An Nguyên, \"Nhất ngôn ký xuất\", Thanh Niên (Young People) Online\n“Nhất ngôn ký xuất, tứ mã nan truy”, quan chức càng phải thuộc điều này.\n“Nhất ngôn ký xuất, tứ mã nan truy” (a word once spoken cannot be overtaken by a four-horse-team), the officials must be even more mindful of this.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "a word once spoken cannot be taken back; a promise must be kept; a promise is a promise"
      ],
      "links": [
        [
          "word",
          "word"
        ],
        [
          "taken back",
          "take back"
        ],
        [
          "promise",
          "promise"
        ],
        [
          "kept",
          "kept"
        ],
        [
          "a promise is a promise",
          "a promise is a promise"
        ]
      ],
      "tags": [
        "idiomatic"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ɲət̚˧˦ ŋon˧˧ ki˧˦ swət̚˧˦ tɨ˧˦ maː˦ˀ˥ naːn˧˧ t͡ɕwi˧˧]",
      "tags": [
        "Hà-Nội"
      ]
    },
    {
      "ipa": "[ɲək̚˦˧˥ ŋoŋ˧˧ kɪj˨˩˦ swək̚˦˧˥ tɨ˨˩˦ maː˧˨ naːŋ˧˧ ʈwɪj˧˧]",
      "tags": [
        "Huế"
      ]
    },
    {
      "ipa": "[ɲək̚˦˥ ŋoŋ˧˧ kɪj˦˥ s⁽ʷ⁾ək̚˦˥ tɨ˦˥ maː˨˩˦ naːŋ˧˧ ʈ⁽ʷ⁾ɪj˧˧]",
      "note": "Saigon"
    }
  ],
  "word": "nhất ngôn ký xuất, tứ mã nan truy"
}