"дело в том, что" meaning in Russian

{
  "forms": [
    {
      "form": "де́ло в то́м",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "что",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "délo v tóm",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "što",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ru",
        "2": "phrase",
        "head": "де́ло в то́м, что"
      },
      "expansion": "де́ло в то́м, что • (délo v tóm, što)",
      "name": "head"
    }
  ],
  "lang": "Russian",
  "lang_code": "ru",
  "pos": "phrase",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Russian entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Russian phrasebook",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "The thing is that the court erroneously sentenced an innocent citizen to a lengthy prison term for murder.",
          "ref": "Де́ло в том, что суд по оши́бке приговори́л за уби́йство невино́вного граждани́на к дли́тельному сро́ку заключе́ния. (Kommersant-Vlast, 18 Apr 2000)",
          "text": "Délo v tom, što sud po ošíbke prigovoríl za ubíjstvo nevinóvnovo graždanína k dlítelʹnomu sróku zaključénija.",
          "type": "example"
        }
      ],
      "glosses": [
        "the thing is (that); the problem is (that); the point is (that)"
      ],
      "id": "en-дело_в_том,_что-ru-phrase-Nb1Oj7Bx",
      "links": [
        [
          "thing",
          "thing"
        ],
        [
          "problem",
          "problem"
        ],
        [
          "point",
          "point"
        ]
      ],
      "related": [
        {
          "roman": "délo v tóm",
          "word": "де́ло в то́м"
        },
        {
          "roman": "v čom délo",
          "word": "в чём де́ло"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ˌdʲeɫə ˈf‿tom | ʂto]"
    }
  ],
  "word": "дело в том, что"
}

{
  "forms": [
    {
      "form": "де́ло в то́м",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "что",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "délo v tóm",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "što",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ru",
        "2": "phrase",
        "head": "де́ло в то́м, что"
      },
      "expansion": "де́ло в то́м, что • (délo v tóm, što)",
      "name": "head"
    }
  ],
  "lang": "Russian",
  "lang_code": "ru",
  "pos": "phrase",
  "related": [
    {
      "roman": "délo v tóm",
      "word": "де́ло в то́м"
    },
    {
      "roman": "v čom délo",
      "word": "в чём де́ло"
    }
  ],
  "senses": [
    {
      "categories": [
        "Russian entries with incorrect language header",
        "Russian lemmas",
        "Russian multiword terms",
        "Russian phrasebook",
        "Russian phrases",
        "Russian terms with IPA pronunciation",
        "Russian terms with usage examples"
      ],
      "examples": [
        {
          "english": "The thing is that the court erroneously sentenced an innocent citizen to a lengthy prison term for murder.",
          "ref": "Де́ло в том, что суд по оши́бке приговори́л за уби́йство невино́вного граждани́на к дли́тельному сро́ку заключе́ния. (Kommersant-Vlast, 18 Apr 2000)",
          "text": "Délo v tom, što sud po ošíbke prigovoríl za ubíjstvo nevinóvnovo graždanína k dlítelʹnomu sróku zaključénija.",
          "type": "example"
        }
      ],
      "glosses": [
        "the thing is (that); the problem is (that); the point is (that)"
      ],
      "links": [
        [
          "thing",
          "thing"
        ],
        [
          "problem",
          "problem"
        ],
        [
          "point",
          "point"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ˌdʲeɫə ˈf‿tom | ʂto]"
    }
  ],
  "word": "дело в том, что"
}