"เป็นต้น" meaning in Thai

{
  "etymology_templates": [
    {
      "args": {
        "1": "th",
        "2": "เป็น",
        "3": "ต้น",
        "t1": "to be",
        "t2": "foremost"
      },
      "expansion": "เป็น (bpen, “to be”) + ต้น (dtôn, “foremost”)",
      "name": "com"
    }
  ],
  "etymology_text": "เป็น (bpen, “to be”) + ต้น (dtôn, “foremost”).",
  "head_templates": [
    {
      "args": {
        "1": "th",
        "2": "postpositional phrase"
      },
      "expansion": "เป็นต้น",
      "name": "head"
    }
  ],
  "lang": "Thai",
  "lang_code": "th",
  "pos": "phrase",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Thai entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Thai terms with redundant script codes",
          "parents": [
            "Terms with redundant script codes",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "for instance, just to mention"
      ],
      "id": "en-เป็นต้น-th-phrase-FZ5kilGg",
      "links": [
        [
          "for instance",
          "for instance"
        ]
      ],
      "synonyms": [
        {
          "word": "อย่างเช่น"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/pen˧.ton˥˩/",
      "tags": [
        "standard"
      ]
    }
  ],
  "word": "เป็นต้น"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "th",
        "2": "เป็น",
        "3": "ต้น",
        "t1": "to be",
        "t2": "foremost"
      },
      "expansion": "เป็น (bpen, “to be”) + ต้น (dtôn, “foremost”)",
      "name": "com"
    }
  ],
  "etymology_text": "เป็น (bpen, “to be”) + ต้น (dtôn, “foremost”).",
  "head_templates": [
    {
      "args": {
        "1": "th",
        "2": "postpositional phrase"
      },
      "expansion": "เป็นต้น",
      "name": "head"
    }
  ],
  "lang": "Thai",
  "lang_code": "th",
  "pos": "phrase",
  "senses": [
    {
      "categories": [
        "Rhymes:Thai/on",
        "Thai 2-syllable words",
        "Thai compound terms",
        "Thai entries with incorrect language header",
        "Thai lemmas",
        "Thai postpositional phrases",
        "Thai terms with IPA pronunciation",
        "Thai terms with redundant script codes"
      ],
      "glosses": [
        "for instance, just to mention"
      ],
      "links": [
        [
          "for instance",
          "for instance"
        ]
      ],
      "synonyms": [
        {
          "word": "อย่างเช่น"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/pen˧.ton˥˩/",
      "tags": [
        "standard"
      ]
    }
  ],
  "word": "เป็นต้น"
}