"桑田滄海" meaning in 日語

{
  "categories": [
    {
      "kind": "other",
      "name": "日語詞元",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "日語諺語",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "有2個詞條的頁面",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "有一年級漢字的日語詞",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "有中學漢字的日語詞",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "有二年級漢字的日語詞",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "有四個漢字的日語詞",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "有國際音標的日語詞",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "有表外漢字的日語詞",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "有詞條的頁面",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "派生自文言文的日語詞",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "源自文言文的日語借詞",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_text": "借自文言文 桑田滄海 (sāngtiáncānghǎi)。",
  "forms": [
    {
      "form": "桑田滄海",
      "ruby": [
        [
          "桑",
          "そう"
        ],
        [
          "田",
          "でん"
        ],
        [
          "滄",
          "そう"
        ],
        [
          "海",
          "かい"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "sōdensōkai",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "さうでんさうかい",
      "roman": "saudensaukai"
    }
  ],
  "lang": "日語",
  "lang_code": "ja",
  "pos": "proverb",
  "pos_title": "諺語",
  "senses": [
    {
      "glosses": [
        "形容世事變化無常"
      ],
      "id": "zh-桑田滄海-ja-proverb-hZxeqWTE"
    }
  ],
  "sounds": [
    {
      "other": "そーでんそーかい",
      "raw_tags": [
        "東京"
      ],
      "roman": "[sòódéńsóókáí]"
    },
    {
      "ipa": "[so̞ːdẽ̞ɰ̃so̞ːka̠i]"
    }
  ],
  "word": "桑田滄海"
}

{
  "categories": [
    "日語詞元",
    "日語諺語",
    "有2個詞條的頁面",
    "有一年級漢字的日語詞",
    "有中學漢字的日語詞",
    "有二年級漢字的日語詞",
    "有四個漢字的日語詞",
    "有國際音標的日語詞",
    "有表外漢字的日語詞",
    "有詞條的頁面",
    "派生自文言文的日語詞",
    "源自文言文的日語借詞"
  ],
  "etymology_text": "借自文言文 桑田滄海 (sāngtiáncānghǎi)。",
  "forms": [
    {
      "form": "桑田滄海",
      "ruby": [
        [
          "桑",
          "そう"
        ],
        [
          "田",
          "でん"
        ],
        [
          "滄",
          "そう"
        ],
        [
          "海",
          "かい"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "sōdensōkai",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "さうでんさうかい",
      "roman": "saudensaukai"
    }
  ],
  "lang": "日語",
  "lang_code": "ja",
  "pos": "proverb",
  "pos_title": "諺語",
  "senses": [
    {
      "glosses": [
        "形容世事變化無常"
      ]
    }
  ],
  "sounds": [
    {
      "other": "そーでんそーかい",
      "raw_tags": [
        "東京"
      ],
      "roman": "[sòódéńsóókáí]"
    },
    {
      "ipa": "[so̞ːdẽ̞ɰ̃so̞ːka̠i]"
    }
  ],
  "word": "桑田滄海"
}