"troita arco da vella" meaning in Galicien

{
  "categories": [
    {
      "kind": "other",
      "name": "Noms communs en galicien",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Galicien",
      "orig": "galicien",
      "parents": [],
      "source": "w"
    }
  ],
  "lang": "Galicien",
  "lang_code": "gl",
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Poissons en galicien",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Truite arc-en-ciel."
      ],
      "id": "fr-troita_arco_da_vella-gl-noun-KN4HtxZ2",
      "topics": [
        "ichthyology"
      ]
    }
  ],
  "tags": [
    "feminine"
  ],
  "word": "troita arco da vella"
}

{
  "categories": [
    "Noms communs en galicien",
    "galicien"
  ],
  "lang": "Galicien",
  "lang_code": "gl",
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "categories": [
        "Poissons en galicien"
      ],
      "glosses": [
        "Truite arc-en-ciel."
      ],
      "topics": [
        "ichthyology"
      ]
    }
  ],
  "tags": [
    "feminine"
  ],
  "word": "troita arco da vella"
}