"in duplicate" meaning in English

{
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "prepositional phrase",
        "head": ""
      },
      "expansion": "in duplicate",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "in duplicate",
      "name": "en-PP"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "prep_phrase",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
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          "source": "w"
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          "name": "Entries with translation boxes",
          "parents": [],
          "source": "w"
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          "kind": "other",
          "name": "Mandarin terms with non-redundant manual transliterations",
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            "Terms with non-redundant manual transliterations",
            "Entry maintenance"
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          "source": "w"
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        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
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        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Danish translations",
          "parents": [],
          "source": "w"
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        {
          "kind": "other",
          "name": "Terms with Finnish translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Italian translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Mandarin translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Russian translations",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "This contract is in duplicate.",
          "type": "example"
        }
      ],
      "glosses": [
        "Consisting of two copies."
      ],
      "id": "en-in_duplicate-en-prep_phrase-l-ZCA9o7",
      "translations": [
        {
          "code": "cmn",
          "lang": "Chinese Mandarin",
          "roman": "yīshì èrfèn",
          "sense": "existing with a copy",
          "word": "一式貳份 /一式贰份"
        },
        {
          "code": "da",
          "lang": "Danish",
          "sense": "existing with a copy",
          "word": "i duplikat"
        },
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "existing with a copy",
          "word": "kahtena kappaleena"
        },
        {
          "code": "it",
          "lang": "Italian",
          "sense": "existing with a copy",
          "word": "in duplice copia"
        },
        {
          "code": "ru",
          "lang": "Russian",
          "roman": "v dvux ekzempljárax",
          "sense": "existing with a copy",
          "word": "в двух экземпля́рах"
        }
      ]
    }
  ],
  "word": "in duplicate"
}

{
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "prepositional phrase",
        "head": ""
      },
      "expansion": "in duplicate",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "in duplicate",
      "name": "en-PP"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "prep_phrase",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English prepositional phrases",
        "English terms with usage examples",
        "Entries with translation boxes",
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        "Pages with 1 entry",
        "Pages with entries",
        "Terms with Danish translations",
        "Terms with Finnish translations",
        "Terms with Italian translations",
        "Terms with Mandarin translations",
        "Terms with Russian translations"
      ],
      "examples": [
        {
          "text": "This contract is in duplicate.",
          "type": "example"
        }
      ],
      "glosses": [
        "Consisting of two copies."
      ]
    }
  ],
  "translations": [
    {
      "code": "cmn",
      "lang": "Chinese Mandarin",
      "roman": "yīshì èrfèn",
      "sense": "existing with a copy",
      "word": "一式貳份 /一式贰份"
    },
    {
      "code": "da",
      "lang": "Danish",
      "sense": "existing with a copy",
      "word": "i duplikat"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "existing with a copy",
      "word": "kahtena kappaleena"
    },
    {
      "code": "it",
      "lang": "Italian",
      "sense": "existing with a copy",
      "word": "in duplice copia"
    },
    {
      "code": "ru",
      "lang": "Russian",
      "roman": "v dvux ekzempljárax",
      "sense": "existing with a copy",
      "word": "в двух экземпля́рах"
    }
  ],
  "word": "in duplicate"
}