"төмөр зам" meaning in Mongol

{
  "categories": [
    {
      "kind": "other",
      "name": "Noms communs en mongol",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Mongol",
      "orig": "mongol",
      "parents": [],
      "source": "w"
    }
  ],
  "derived": [
    {
      "word": "төмөр замын буудал"
    },
    {
      "word": "ᠲᠡᠮᠦᠷ ᠵᠠᠮ ᠤᠨ ᠪᠠᠭᠤᠳᠠᠯ"
    }
  ],
  "etymology_texts": [
    "Composé de төмөр (« fer »). et de зам (« chemin »)."
  ],
  "lang": "Mongol",
  "lang_code": "mn",
  "pos": "noun",
  "pos_title": "Nom commun",
  "raw_tags": [
    "ᠲᠡᠮᠦᠷ ᠵᠠᠮ"
  ],
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Lexique en mongol du transport",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Chemin de fer."
      ],
      "id": "fr-төмөр_зам-mn-noun-nrOFKlKt",
      "topics": [
        "transport"
      ]
    }
  ],
  "sounds": [
    {
      "zh_pron": "tömör zam"
    }
  ],
  "word": "төмөр зам"
}

{
  "categories": [
    "Noms communs en mongol",
    "mongol"
  ],
  "derived": [
    {
      "word": "төмөр замын буудал"
    },
    {
      "word": "ᠲᠡᠮᠦᠷ ᠵᠠᠮ ᠤᠨ ᠪᠠᠭᠤᠳᠠᠯ"
    }
  ],
  "etymology_texts": [
    "Composé de төмөр (« fer »). et de зам (« chemin »)."
  ],
  "lang": "Mongol",
  "lang_code": "mn",
  "pos": "noun",
  "pos_title": "Nom commun",
  "raw_tags": [
    "ᠲᠡᠮᠦᠷ ᠵᠠᠮ"
  ],
  "senses": [
    {
      "categories": [
        "Lexique en mongol du transport"
      ],
      "glosses": [
        "Chemin de fer."
      ],
      "topics": [
        "transport"
      ]
    }
  ],
  "sounds": [
    {
      "zh_pron": "tömör zam"
    }
  ],
  "word": "төмөр зам"
}