"sands of time" meaning in English

{
  "forms": [
    {
      "form": "the sands of time",
      "tags": [
        "canonical",
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "p",
        "def": "1",
        "head": "sands of time"
      },
      "expansion": "the sands of time pl (plural only)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English pluralia tantum",
          "parents": [
            "Pluralia tantum",
            "Nouns",
            "Lemmas"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
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          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Time",
          "orig": "en:Time",
          "parents": [
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "footprints on the sands of time"
        }
      ],
      "examples": [
        {
          "ref": "1838 October, Henry Wadsworth Longfellow, “A Psalm of Life. […]”, in Voices of the Night, Cambridge, Mass.: […] John Owen, published 1839, →OCLC, stanza 7, page 7:",
          "text": "[…] And, departing, leave behind us / Footprints on the sands of time […]",
          "type": "quote"
        }
      ],
      "glosses": [
        "time considered as a finite commodity that is gradually running out, as the sand in an hourglass"
      ],
      "id": "en-sands_of_time-en-noun-yhxHvm7d",
      "links": [
        [
          "commodity",
          "commodity"
        ],
        [
          "running out",
          "run out"
        ],
        [
          "hourglass",
          "hourglass"
        ]
      ],
      "raw_glosses": [
        "(literary) time considered as a finite commodity that is gradually running out, as the sand in an hourglass"
      ],
      "related": [
        {
          "word": "mists of time"
        }
      ],
      "tags": [
        "literary",
        "plural",
        "plural-only"
      ],
      "wikipedia": [
        "sands of time"
      ]
    }
  ],
  "word": "sands of time"
}

{
  "derived": [
    {
      "word": "footprints on the sands of time"
    }
  ],
  "forms": [
    {
      "form": "the sands of time",
      "tags": [
        "canonical",
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "p",
        "def": "1",
        "head": "sands of time"
      },
      "expansion": "the sands of time pl (plural only)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "mists of time"
    }
  ],
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
        "English literary terms",
        "English multiword terms",
        "English nouns",
        "English pluralia tantum",
        "English terms with quotations",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Time"
      ],
      "examples": [
        {
          "ref": "1838 October, Henry Wadsworth Longfellow, “A Psalm of Life. […]”, in Voices of the Night, Cambridge, Mass.: […] John Owen, published 1839, →OCLC, stanza 7, page 7:",
          "text": "[…] And, departing, leave behind us / Footprints on the sands of time […]",
          "type": "quote"
        }
      ],
      "glosses": [
        "time considered as a finite commodity that is gradually running out, as the sand in an hourglass"
      ],
      "links": [
        [
          "commodity",
          "commodity"
        ],
        [
          "running out",
          "run out"
        ],
        [
          "hourglass",
          "hourglass"
        ]
      ],
      "raw_glosses": [
        "(literary) time considered as a finite commodity that is gradually running out, as the sand in an hourglass"
      ],
      "tags": [
        "literary",
        "plural",
        "plural-only"
      ],
      "wikipedia": [
        "sands of time"
      ]
    }
  ],
  "word": "sands of time"
}