"different as chalk and cheese" meaning in 英語

{
  "categories": [
    {
      "kind": "other",
      "name": "英語",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "英語 成句",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "英語 成句 形容詞句",
      "parents": [],
      "source": "w"
    }
  ],
  "lang": "英語",
  "lang_code": "en",
  "pos": "phrase",
  "pos_title": "成句",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "英語 直喩",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "見た目は同じだが、実態は全く異なる。月と鼈。提灯に釣鐘。"
      ],
      "id": "ja-different_as_chalk_and_cheese-en-phrase-0UemnnLM",
      "raw_tags": [
        "直喩",
        "直訳は「石灰とチーズほど異なる」"
      ]
    }
  ],
  "tags": [
    "idiomatic"
  ],
  "word": "different as chalk and cheese"
}

{
  "categories": [
    "英語",
    "英語 成句",
    "英語 成句 形容詞句"
  ],
  "lang": "英語",
  "lang_code": "en",
  "pos": "phrase",
  "pos_title": "成句",
  "senses": [
    {
      "categories": [
        "英語 直喩"
      ],
      "glosses": [
        "見た目は同じだが、実態は全く異なる。月と鼈。提灯に釣鐘。"
      ],
      "raw_tags": [
        "直喩",
        "直訳は「石灰とチーズほど異なる」"
      ]
    }
  ],
  "tags": [
    "idiomatic"
  ],
  "word": "different as chalk and cheese"
}