"R:ltä R:lle" meaning in All languages combined

{
  "head_templates": [
    {
      "args": {
        "1": "fi",
        "2": "phrase",
        "head": "R:ltä R:lle"
      },
      "expansion": "R:ltä R:lle",
      "name": "head"
    },
    {
      "args": {
        "1": "fi",
        "2": "informal"
      },
      "expansion": "(informal)",
      "name": "tlb"
    }
  ],
  "lang": "Finnish",
  "lang_code": "fi",
  "pos": "phrase",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Finnish entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "fi",
          "name": "Mathematics",
          "orig": "fi:Mathematics",
          "parents": [
            "Formal sciences",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "ℝ→ℝ, from ℝ to ℝ"
      ],
      "id": "en-R:ltä_R:lle-fi-phrase-2heTh28Q",
      "links": [
        [
          "mathematics",
          "mathematics"
        ],
        [
          "→",
          "→"
        ]
      ],
      "raw_glosses": [
        "(mathematics) ℝ→ℝ, from ℝ to ℝ"
      ],
      "tags": [
        "informal"
      ],
      "topics": [
        "mathematics",
        "sciences"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈærːæltæ ˈærːælːeˣ/"
    },
    {
      "ipa": "[ˈærːæl̪t̪æ ˈærːælːe̞(ʔ)]"
    }
  ],
  "word": "R:ltä R:lle"
}

{
  "head_templates": [
    {
      "args": {
        "1": "fi",
        "2": "phrase",
        "head": "R:ltä R:lle"
      },
      "expansion": "R:ltä R:lle",
      "name": "head"
    },
    {
      "args": {
        "1": "fi",
        "2": "informal"
      },
      "expansion": "(informal)",
      "name": "tlb"
    }
  ],
  "lang": "Finnish",
  "lang_code": "fi",
  "pos": "phrase",
  "senses": [
    {
      "categories": [
        "Finnish entries with incorrect language header",
        "Finnish informal terms",
        "Finnish lemmas",
        "Finnish multiword terms",
        "Finnish phrases",
        "Finnish terms spelled with :",
        "Finnish terms with IPA pronunciation",
        "Pages with 1 entry",
        "Pages with entries",
        "fi:Mathematics"
      ],
      "glosses": [
        "ℝ→ℝ, from ℝ to ℝ"
      ],
      "links": [
        [
          "mathematics",
          "mathematics"
        ],
        [
          "→",
          "→"
        ]
      ],
      "raw_glosses": [
        "(mathematics) ℝ→ℝ, from ℝ to ℝ"
      ],
      "tags": [
        "informal"
      ],
      "topics": [
        "mathematics",
        "sciences"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈærːæltæ ˈærːælːeˣ/"
    },
    {
      "ipa": "[ˈærːæl̪t̪æ ˈærːælːe̞(ʔ)]"
    }
  ],
  "word": "R:ltä R:lle"
}