"Four-Corner" meaning in English

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  "lang_code": "en",
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        {
          "kind": "topical",
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          "name": "Four",
          "orig": "en:Four",
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      "glosses": [
        "A method of encoding Chinese characters using four numerical digits per character (in some situations, an additional digit is used)."
      ],
      "id": "en-Four-Corner-en-name-mzxbAE0c",
      "links": [
        [
          "method",
          "method"
        ],
        [
          "encoding",
          "encoding"
        ],
        [
          "Chinese",
          "Chinese"
        ],
        [
          "character",
          "character"
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      "translations": [
        {
          "code": "cmn",
          "lang": "Chinese Mandarin",
          "sense": "method",
          "word": "四角號碼檢字法"
        },
        {
          "code": "cmn",
          "lang": "Chinese Mandarin",
          "roman": "sì jiǎo hào mǎ jiǎn zì fǎ",
          "sense": "method",
          "word": "四角号码检字法"
        },
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "method",
          "word": "Four-Corner -koodi"
        },
        {
          "alt": "しかくごうま",
          "code": "ja",
          "lang": "Japanese",
          "roman": "shikakugōma",
          "sense": "method",
          "word": "四角号碼"
        },
        {
          "code": "th",
          "lang": "Thai",
          "roman": "wí-tii lêek sìi mum",
          "sense": "method",
          "word": "วิธีเลขสี่มุม"
        }
      ]
    }
  ],
  "word": "Four-Corner"
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      ],
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        [
          "method",
          "method"
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          "encoding",
          "encoding"
        ],
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          "Chinese",
          "Chinese"
        ],
        [
          "character",
          "character"
        ]
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  "translations": [
    {
      "code": "cmn",
      "lang": "Chinese Mandarin",
      "sense": "method",
      "word": "四角號碼檢字法"
    },
    {
      "code": "cmn",
      "lang": "Chinese Mandarin",
      "roman": "sì jiǎo hào mǎ jiǎn zì fǎ",
      "sense": "method",
      "word": "四角号码检字法"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "method",
      "word": "Four-Corner -koodi"
    },
    {
      "alt": "しかくごうま",
      "code": "ja",
      "lang": "Japanese",
      "roman": "shikakugōma",
      "sense": "method",
      "word": "四角号碼"
    },
    {
      "code": "th",
      "lang": "Thai",
      "roman": "wí-tii lêek sìi mum",
      "sense": "method",
      "word": "วิธีเลขสี่มุม"
    }
  ],
  "word": "Four-Corner"
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