"要不" meaning in All languages combined

{
  "categories": [
    {
      "kind": "other",
      "name": "HSKレベル5級",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "HSKレベル丙",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "中国語",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "中国語_接続詞",
      "parents": [],
      "source": "w"
    }
  ],
  "lang": "中国語",
  "lang_code": "zh",
  "pos": "conj",
  "pos_title": "接続詞",
  "senses": [
    {
      "glosses": [
        "さもなければ"
      ],
      "id": "ja-要不-zh-conj-16u4XK5-"
    },
    {
      "glosses": [
        "なんなら"
      ],
      "id": "ja-要不-zh-conj-OwzNwVFn"
    },
    {
      "glosses": [
        "あるいは"
      ],
      "id": "ja-要不-zh-conj-c4sty16K"
    }
  ],
  "synonyms": [
    {
      "word": "要不然"
    }
  ],
  "word": "要不"
}

{
  "categories": [
    "HSKレベル5級",
    "HSKレベル丙",
    "中国語",
    "中国語_接続詞"
  ],
  "lang": "中国語",
  "lang_code": "zh",
  "pos": "conj",
  "pos_title": "接続詞",
  "senses": [
    {
      "glosses": [
        "さもなければ"
      ]
    },
    {
      "glosses": [
        "なんなら"
      ]
    },
    {
      "glosses": [
        "あるいは"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "要不然"
    }
  ],
  "word": "要不"
}