"d'" meaning in 古法語

{
  "categories": [
    {
      "kind": "other",
      "name": "古法語介詞",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "古法語詞元",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "有19個詞條的頁面",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "有詞條的頁面",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "語言標題順序錯誤的頁面",
      "parents": [],
      "source": "w"
    }
  ],
  "lang": "古法語",
  "lang_code": "fro",
  "notes": [
    "和現代法語不一樣，de 在元音或啞音 h 前並非一定要縮約成 d'。",
    "原始手稿中沒有撇號，學者加入以方便辨析。despaigne ― 西班牙的"
  ],
  "pos": "prep",
  "pos_title": "介詞",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "古法語省尾形",
          "parents": [],
          "source": "w"
        }
      ],
      "form_of": [
        {
          "word": "de"
        }
      ],
      "glosses": [
        "de的省尾形"
      ],
      "id": "zh-d'-fro-prep-zjCmjoI3",
      "tags": [
        "form-of"
      ]
    }
  ],
  "word": "d'"
}

{
  "categories": [
    "古法語介詞",
    "古法語詞元",
    "有19個詞條的頁面",
    "有詞條的頁面",
    "語言標題順序錯誤的頁面"
  ],
  "lang": "古法語",
  "lang_code": "fro",
  "notes": [
    "和現代法語不一樣，de 在元音或啞音 h 前並非一定要縮約成 d'。",
    "原始手稿中沒有撇號，學者加入以方便辨析。despaigne ― 西班牙的"
  ],
  "pos": "prep",
  "pos_title": "介詞",
  "senses": [
    {
      "categories": [
        "古法語省尾形"
      ],
      "form_of": [
        {
          "word": "de"
        }
      ],
      "glosses": [
        "de的省尾形"
      ],
      "tags": [
        "form-of"
      ]
    }
  ],
  "word": "d'"
}