"ローマは一日にして成らず" meaning in Japonais

{
  "categories": [
    {
      "kind": "other",
      "name": "Calques en japonais issus d’un mot en anglais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Locutions-phrases en japonais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Japonais",
      "orig": "japonais",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "Traduction de l’anglais Rome wasn’t built in a day (« Rome n’a pas été construite en un jour »)."
  ],
  "forms": [
    {
      "form": "Rōma wa ichinichi ni shite narazu",
      "tags": [
        "transcription"
      ]
    }
  ],
  "lang": "Japonais",
  "lang_code": "ja",
  "pos": "phrase",
  "pos_title": "Locution-phrase",
  "senses": [
    {
      "glosses": [
        "Rome ne s’est pas faite en un jour."
      ],
      "id": "fr-ローマは一日にして成らず-ja-phrase-obzOLVvU"
    }
  ],
  "sounds": [
    {
      "ipa": "\\ɾoː.ma ɰa i.tɕi.nʲi.tɕi nʲi ɕi.te na.ɾa.zɯ\\"
    }
  ],
  "word": "ローマは一日にして成らず"
}

{
  "categories": [
    "Calques en japonais issus d’un mot en anglais",
    "Locutions-phrases en japonais",
    "japonais"
  ],
  "etymology_texts": [
    "Traduction de l’anglais Rome wasn’t built in a day (« Rome n’a pas été construite en un jour »)."
  ],
  "forms": [
    {
      "form": "Rōma wa ichinichi ni shite narazu",
      "tags": [
        "transcription"
      ]
    }
  ],
  "lang": "Japonais",
  "lang_code": "ja",
  "pos": "phrase",
  "pos_title": "Locution-phrase",
  "senses": [
    {
      "glosses": [
        "Rome ne s’est pas faite en un jour."
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "\\ɾoː.ma ɰa i.tɕi.nʲi.tɕi nʲi ɕi.te na.ɾa.zɯ\\"
    }
  ],
  "word": "ローマは一日にして成らず"
}