"kill two birds with one stone" meaning in 英語

{
  "categories": [
    {
      "kind": "other",
      "name": "英語",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "英語_成句",
      "parents": [],
      "source": "w"
    }
  ],
  "lang": "英語",
  "lang_code": "en",
  "pos": "phrase",
  "pos_title": "成句",
  "senses": [
    {
      "examples": [
        {
          "text": "Biking to work kills two birds with one stone. It saves money travelling and will help to lose weight.",
          "translation": "自転車出勤は、一石二鳥に作用する。移動するのにお金がかからないし、体重を減らすのにも役に立つ。"
        }
      ],
      "glosses": [
        "一つの石で二羽の鳥を殺す。一石二鳥。"
      ],
      "id": "ja-kill_two_birds_with_one_stone-en-phrase-0QvRHQHf"
    }
  ],
  "tags": [
    "idiomatic"
  ],
  "word": "kill two birds with one stone"
}

{
  "categories": [
    "英語",
    "英語_成句"
  ],
  "lang": "英語",
  "lang_code": "en",
  "pos": "phrase",
  "pos_title": "成句",
  "senses": [
    {
      "examples": [
        {
          "text": "Biking to work kills two birds with one stone. It saves money travelling and will help to lose weight.",
          "translation": "自転車出勤は、一石二鳥に作用する。移動するのにお金がかからないし、体重を減らすのにも役に立つ。"
        }
      ],
      "glosses": [
        "一つの石で二羽の鳥を殺す。一石二鳥。"
      ]
    }
  ],
  "tags": [
    "idiomatic"
  ],
  "word": "kill two birds with one stone"
}