"sulfur yellow" meaning in Inglese

{
  "categories": [
    {
      "kind": "other",
      "name": "Colori",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Colori RAL",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Colori RAL – inglese",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Parole in inglese",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Sostantivi in inglese",
      "parents": [],
      "source": "w"
    }
  ],
  "lang": "Inglese",
  "lang_code": "en",
  "pos": "noun",
  "pos_title": "Sostantivo",
  "senses": [
    {
      "glosses": [
        "giallo zolfo"
      ],
      "id": "it-sulfur_yellow-en-noun-RIVNdBTQ",
      "topics": [
        "color"
      ]
    }
  ],
  "word": "sulfur yellow"
}

{
  "categories": [
    "Colori",
    "Colori RAL",
    "Colori RAL – inglese",
    "Parole in inglese",
    "Sostantivi in inglese"
  ],
  "lang": "Inglese",
  "lang_code": "en",
  "pos": "noun",
  "pos_title": "Sostantivo",
  "senses": [
    {
      "glosses": [
        "giallo zolfo"
      ],
      "topics": [
        "color"
      ]
    }
  ],
  "word": "sulfur yellow"
}