"一石二鳥" meaning in 日语

{
  "categories": [
    {
      "kind": "other",
      "name": "日語俗語",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "日語四字熟語",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "日語詞元",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "有3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": "有詞條的頁面",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "派生自英語的日語詞",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "源自英語的日語仿譯詞",
      "parents": [],
      "source": "w"
    }
  ],
  "descendants": [
    {
      "lang": "漢語",
      "lang_code": "zh",
      "word": "一石二鳥"
    },
    {
      "lang": "漢語",
      "lang_code": "zh",
      "word": "一石二鸟"
    }
  ],
  "etymology_text": "仿譯自英語 kill two birds with one stone。",
  "forms": [
    {
      "form": "一石二鳥",
      "ruby": [
        [
          "一",
          "いっ"
        ],
        [
          "石",
          "せき"
        ],
        [
          "二",
          "に"
        ],
        [
          "鳥",
          "ちょう"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "isseki nichō",
      "tags": [
        "romanization"
      ]
    }
  ],
  "lang": "日语",
  "lang_code": "ja",
  "pos": "phrase",
  "pos_title": "成語",
  "senses": [
    {
      "glosses": [
        "一石二鳥"
      ],
      "id": "zh-一石二鳥-ja-phrase-OJAY8Mso"
    }
  ],
  "synonyms": [
    {
      "roman": "ikkyo ryōtoku",
      "ruby": [
        [
          "一挙両得",
          "いっきょりょうとく"
        ]
      ],
      "word": "一挙両得"
    }
  ],
  "tags": [
    "idiomatic"
  ],
  "word": "一石二鳥"
}

{
  "categories": [
    "日語俗語",
    "日語四字熟語",
    "日語詞元",
    "有3個詞條的頁面",
    "有一年級漢字的日語詞",
    "有二年級漢字的日語詞",
    "有四個漢字的日語詞",
    "有詞條的頁面",
    "派生自英語的日語詞",
    "源自英語的日語仿譯詞"
  ],
  "descendants": [
    {
      "lang": "漢語",
      "lang_code": "zh",
      "word": "一石二鳥"
    },
    {
      "lang": "漢語",
      "lang_code": "zh",
      "word": "一石二鸟"
    }
  ],
  "etymology_text": "仿譯自英語 kill two birds with one stone。",
  "forms": [
    {
      "form": "一石二鳥",
      "ruby": [
        [
          "一",
          "いっ"
        ],
        [
          "石",
          "せき"
        ],
        [
          "二",
          "に"
        ],
        [
          "鳥",
          "ちょう"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "isseki nichō",
      "tags": [
        "romanization"
      ]
    }
  ],
  "lang": "日语",
  "lang_code": "ja",
  "pos": "phrase",
  "pos_title": "成語",
  "senses": [
    {
      "glosses": [
        "一石二鳥"
      ]
    }
  ],
  "synonyms": [
    {
      "roman": "ikkyo ryōtoku",
      "ruby": [
        [
          "一挙両得",
          "いっきょりょうとく"
        ]
      ],
      "word": "一挙両得"
    }
  ],
  "tags": [
    "idiomatic"
  ],
  "word": "一石二鳥"
}