"poison gas" meaning in All languages combined

{
  "categories": [
    {
      "kind": "other",
      "name": "有1個詞條的頁面",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "有詞條的頁面",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "英語不可數名詞",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "英語可數名詞",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "英語名詞",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "英語詞元",
      "parents": [],
      "source": "w"
    }
  ],
  "forms": [
    {
      "form": "poison gases",
      "tags": [
        "plural"
      ]
    }
  ],
  "lang": "英語",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "有引文的英語詞",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "英語 軍事",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "英語引文翻譯請求",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1939 November, Charles E. Lee, “Railways and the War — I”, 出自 Railway Magazine，第 315 頁:",
          "text": "[...] approximately 23,000 members of the L.M.S.R. staff were trained in methods approved by the Home Office for dealing with the consequences of an air raid, including the effects of poison gas and incendiary bombs."
        }
      ],
      "glosses": [
        "毒氣"
      ],
      "id": "zh-poison_gas-en-noun-E-7z3QG6",
      "topics": [
        "military"
      ]
    }
  ],
  "tags": [
    "countable",
    "uncountable"
  ],
  "word": "poison gas"
}

{
  "categories": [
    "有1個詞條的頁面",
    "有詞條的頁面",
    "英語不可數名詞",
    "英語可數名詞",
    "英語名詞",
    "英語詞元"
  ],
  "forms": [
    {
      "form": "poison gases",
      "tags": [
        "plural"
      ]
    }
  ],
  "lang": "英語",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "有引文的英語詞",
        "英語 軍事",
        "英語引文翻譯請求"
      ],
      "examples": [
        {
          "ref": "1939 November, Charles E. Lee, “Railways and the War — I”, 出自 Railway Magazine，第 315 頁:",
          "text": "[...] approximately 23,000 members of the L.M.S.R. staff were trained in methods approved by the Home Office for dealing with the consequences of an air raid, including the effects of poison gas and incendiary bombs."
        }
      ],
      "glosses": [
        "毒氣"
      ],
      "topics": [
        "military"
      ]
    }
  ],
  "tags": [
    "countable",
    "uncountable"
  ],
  "word": "poison gas"
}