"down the line" meaning in English

{
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "prepositional phrase",
        "head": ""
      },
      "expansion": "down the line",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "down the line",
      "name": "en-PP"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "prep_phrase",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "They decided to save money by using the cheapest components available, but down the line they ran into problems with reliability.",
          "type": "example"
        },
        {
          "ref": "2018 July 3, Phil McNulty, “Colombia 1 - 1 England”, in BBC Sport",
          "text": "Southgate's side cast off the clouds of dread that have come over England in penalty shootouts in the past, a psychological lift that may yet help them further down the line.",
          "type": "quotation"
        },
        {
          "ref": "2023 November 4, Madhumita Murgia, Anna Gross, Cristina Criddle, “Summit exposes tensions over AI development despite emollient Chinese tone”, in FT Weekend, page 12",
          "text": "The person said one of the reasons the Chinese had been so pliant in development of a joint position on AI governance was that “playing nice” and acting as a “responsible partner” could help foster conversations about relaxation of US trade barriers later down the line.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Further along, in terms of time or progress."
      ],
      "id": "en-down_the_line-en-prep_phrase-CX1pMAsU",
      "raw_glosses": [
        "(idiomatic) Further along, in terms of time or progress."
      ],
      "related": [
        {
          "word": "come online"
        },
        {
          "word": "in the pipeline"
        }
      ],
      "synonyms": [
        {
          "word": "down the road"
        },
        {
          "word": "down the track"
        }
      ],
      "tags": [
        "idiomatic"
      ]
    }
  ],
  "word": "down the line"
}

{
  "head_templates": [
    {
      "args": {
        "1": "en",
        "2": "prepositional phrase",
        "head": ""
      },
      "expansion": "down the line",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "down the line",
      "name": "en-PP"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "prep_phrase",
  "related": [
    {
      "word": "come online"
    },
    {
      "word": "in the pipeline"
    }
  ],
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English idioms",
        "English lemmas",
        "English multiword terms",
        "English prepositional phrases",
        "English terms with quotations",
        "English terms with usage examples"
      ],
      "examples": [
        {
          "text": "They decided to save money by using the cheapest components available, but down the line they ran into problems with reliability.",
          "type": "example"
        },
        {
          "ref": "2018 July 3, Phil McNulty, “Colombia 1 - 1 England”, in BBC Sport",
          "text": "Southgate's side cast off the clouds of dread that have come over England in penalty shootouts in the past, a psychological lift that may yet help them further down the line.",
          "type": "quotation"
        },
        {
          "ref": "2023 November 4, Madhumita Murgia, Anna Gross, Cristina Criddle, “Summit exposes tensions over AI development despite emollient Chinese tone”, in FT Weekend, page 12",
          "text": "The person said one of the reasons the Chinese had been so pliant in development of a joint position on AI governance was that “playing nice” and acting as a “responsible partner” could help foster conversations about relaxation of US trade barriers later down the line.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Further along, in terms of time or progress."
      ],
      "raw_glosses": [
        "(idiomatic) Further along, in terms of time or progress."
      ],
      "tags": [
        "idiomatic"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "down the road"
    },
    {
      "word": "down the track"
    }
  ],
  "word": "down the line"
}