"dual control" meaning in English

{
  "forms": [
    {
      "form": "dual controls",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "~"
      },
      "expansion": "dual control (countable and uncountable, plural dual controls)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [],
      "glosses": [
        "The control of a vehicle by either one of two people"
      ],
      "id": "en-dual_control-en-noun-wv8TlQ4c",
      "links": [
        [
          "control",
          "control"
        ],
        [
          "vehicle",
          "vehicle"
        ]
      ],
      "raw_glosses": [
        "(uncountable) The control of a vehicle by either one of two people"
      ],
      "tags": [
        "uncountable"
      ]
    },
    {
      "categories": [
        {
          "_dis": "4 96",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "The equipment that allows such control"
      ],
      "id": "en-dual_control-en-noun-3imTZmBe",
      "links": [
        [
          "equipment",
          "equipment"
        ]
      ],
      "raw_glosses": [
        "(countable) The equipment that allows such control"
      ],
      "tags": [
        "countable"
      ]
    }
  ],
  "word": "dual control"
}

{
  "categories": [
    "English countable nouns",
    "English entries with incorrect language header",
    "English lemmas",
    "English multiword terms",
    "English nouns",
    "English uncountable nouns"
  ],
  "forms": [
    {
      "form": "dual controls",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "~"
      },
      "expansion": "dual control (countable and uncountable, plural dual controls)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English uncountable nouns"
      ],
      "glosses": [
        "The control of a vehicle by either one of two people"
      ],
      "links": [
        [
          "control",
          "control"
        ],
        [
          "vehicle",
          "vehicle"
        ]
      ],
      "raw_glosses": [
        "(uncountable) The control of a vehicle by either one of two people"
      ],
      "tags": [
        "uncountable"
      ]
    },
    {
      "categories": [
        "English countable nouns"
      ],
      "glosses": [
        "The equipment that allows such control"
      ],
      "links": [
        [
          "equipment",
          "equipment"
        ]
      ],
      "raw_glosses": [
        "(countable) The equipment that allows such control"
      ],
      "tags": [
        "countable"
      ]
    }
  ],
  "word": "dual control"
}