"нет бы" meaning in Russian

{
  "forms": [
    {
      "form": "не́т бы",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "nét by",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ru",
        "2": "conjunction",
        "head": "не́т бы"
      },
      "expansion": "не́т бы • (nét by)",
      "name": "head"
    }
  ],
  "lang": "Russian",
  "lang_code": "ru",
  "pos": "conj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Russian entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "I should have said something.",
          "roman": "Nét by mne, što skazátʹ.",
          "text": "Не́т бы мне, что сказа́ть.",
          "type": "example"
        },
        {
          "english": "should have known",
          "roman": "nét by podúmatʹ",
          "text": "не́т бы поду́мать",
          "type": "example"
        }
      ],
      "glosses": [
        "should have"
      ],
      "id": "en-нет_бы-ru-conj-WHGMliUj",
      "links": [
        [
          "should",
          "should"
        ]
      ],
      "synonyms": [
        {
          "roman": "sledoválo",
          "word": "следова́ло"
        },
        {
          "roman": "nádo býlo",
          "word": "на́до бы́ло"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ˈnʲed‿bɨ]"
    }
  ],
  "word": "нет бы"
}

{
  "forms": [
    {
      "form": "не́т бы",
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "nét by",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ru",
        "2": "conjunction",
        "head": "не́т бы"
      },
      "expansion": "не́т бы • (nét by)",
      "name": "head"
    }
  ],
  "lang": "Russian",
  "lang_code": "ru",
  "pos": "conj",
  "senses": [
    {
      "categories": [
        "Pages with 1 entry",
        "Pages with entries",
        "Russian conjunctions",
        "Russian entries with incorrect language header",
        "Russian lemmas",
        "Russian multiword terms",
        "Russian terms with IPA pronunciation",
        "Russian terms with usage examples"
      ],
      "examples": [
        {
          "english": "I should have said something.",
          "roman": "Nét by mne, što skazátʹ.",
          "text": "Не́т бы мне, что сказа́ть.",
          "type": "example"
        },
        {
          "english": "should have known",
          "roman": "nét by podúmatʹ",
          "text": "не́т бы поду́мать",
          "type": "example"
        }
      ],
      "glosses": [
        "should have"
      ],
      "links": [
        [
          "should",
          "should"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ˈnʲed‿bɨ]"
    }
  ],
  "synonyms": [
    {
      "roman": "sledoválo",
      "word": "следова́ло"
    },
    {
      "roman": "nádo býlo",
      "word": "на́до бы́ло"
    }
  ],
  "word": "нет бы"
}