"二十日鼠" meaning in Japanese

{
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    {
      "args": {
        "1": "ja",
        "2": "二十日",
        "3": "鼠",
        "t1": "twenty days",
        "t2": "rat; mouse",
        "tr1": "hatsuka",
        "tr2": "nezumi"
      },
      "expansion": "二十日 (hatsuka, “twenty days”) + 鼠 (nezumi, “rat; mouse”)",
      "name": "com"
    }
  ],
  "etymology_text": "Compound of 二十日 (hatsuka, “twenty days”) + 鼠 (nezumi, “rat; mouse”), so named for the gestation period of roughly 20 days.",
  "forms": [
    {
      "form": "二十日鼠",
      "ruby": [
        [
          "二十",
          "はつ"
        ],
        [
          "日",
          "か"
        ],
        [
          "鼠",
          "ねずみ"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "hatsuka nezumi",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "はつか ねずみ"
      },
      "expansion": "二十(はつ)日(か)鼠(ねずみ) • (hatsuka nezumi)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
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          "parents": [
            "Links with redundant wikilinks",
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        },
        {
          "kind": "other",
          "name": "Japanese terms with 4 kanji",
          "parents": [],
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          "source": "w"
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        },
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          "parents": [],
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        },
        {
          "kind": "lifeform",
          "langcode": "ja",
          "name": "Rodents",
          "orig": "ja:Rodents",
          "parents": [
            "Mammals",
            "Vertebrates",
            "Chordates",
            "Animals",
            "Lifeforms",
            "All topics",
            "Life",
            "Fundamental",
            "Nature"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Mus musculus, the common house mouse"
      ],
      "id": "en-二十日鼠-ja-noun-n4Slu5hC",
      "links": [
        [
          "Mus musculus",
          "Mus musculus#Translingual"
        ],
        [
          "house mouse",
          "house mouse"
        ]
      ],
      "synonyms": [
        {
          "word": "鼷鼠"
        },
        {
          "word": "二十日"
        }
      ],
      "wikipedia": [
        "House mouse",
        "ja:ハツカネズミ"
      ]
    }
  ],
  "sounds": [
    {
      "other": "はつかねずみ"
    },
    {
      "ipa": "[ha̠t͡sɨ̥ka̠ ne̞zɨmʲi]"
    }
  ],
  "word": "二十日鼠"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "ja",
        "2": "二十日",
        "3": "鼠",
        "t1": "twenty days",
        "t2": "rat; mouse",
        "tr1": "hatsuka",
        "tr2": "nezumi"
      },
      "expansion": "二十日 (hatsuka, “twenty days”) + 鼠 (nezumi, “rat; mouse”)",
      "name": "com"
    }
  ],
  "etymology_text": "Compound of 二十日 (hatsuka, “twenty days”) + 鼠 (nezumi, “rat; mouse”), so named for the gestation period of roughly 20 days.",
  "forms": [
    {
      "form": "二十日鼠",
      "ruby": [
        [
          "二十",
          "はつ"
        ],
        [
          "日",
          "か"
        ],
        [
          "鼠",
          "ねずみ"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "hatsuka nezumi",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "はつか ねずみ"
      },
      "expansion": "二十(はつ)日(か)鼠(ねずみ) • (hatsuka nezumi)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
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        "Japanese terms spelled with first grade kanji",
        "Japanese terms spelled with hyōgai kanji",
        "Japanese terms with 4 kanji",
        "Japanese terms with IPA pronunciation",
        "Japanese terms with multiple readings",
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      ],
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          "Mus musculus#Translingual"
        ],
        [
          "house mouse",
          "house mouse"
        ]
      ],
      "synonyms": [
        {
          "word": "鼷鼠"
        },
        {
          "word": "二十日"
        }
      ],
      "wikipedia": [
        "House mouse",
        "ja:ハツカネズミ"
      ]
    }
  ],
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    {
      "other": "はつかねずみ"
    },
    {
      "ipa": "[ha̠t͡sɨ̥ka̠ ne̞zɨmʲi]"
    }
  ],
  "word": "二十日鼠"
}

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  "path": [
    "二十日鼠"
  ],
  "section": "Japanese",
  "subsection": "noun",
  "title": "二十日鼠",
  "trace": ""
}