"xin chào" meaning in 越南语

{
  "categories": [
    {
      "kind": "other",
      "name": "有1個詞條的頁面",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "有詞條的頁面",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "越南語感叹词",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "越南語詞元",
      "parents": [],
      "source": "w"
    }
  ],
  "forms": [
    {
      "form": "吀嘲",
      "tags": [
        "Chu-Nom"
      ]
    }
  ],
  "lang": "越南语",
  "lang_code": "vi",
  "notes": [
    "越南语中有许多不同的打招呼方式，这和人之间的关系和社会地位有关。而本词是可以对任何人使用的。"
  ],
  "pos": "intj",
  "pos_title": "感叹词",
  "senses": [
    {
      "glosses": [
        "(正式) 你好"
      ],
      "id": "zh-xin_chào-vi-intj-nJVSCmSF"
    },
    {
      "glosses": [
        "(正式) 幸会"
      ],
      "id": "zh-xin_chào-vi-intj-9FZE9Z79"
    }
  ],
  "synonyms": [
    {
      "word": "chào"
    }
  ],
  "word": "xin chào"
}

{
  "categories": [
    "有1個詞條的頁面",
    "有詞條的頁面",
    "越南語感叹词",
    "越南語詞元"
  ],
  "forms": [
    {
      "form": "吀嘲",
      "tags": [
        "Chu-Nom"
      ]
    }
  ],
  "lang": "越南语",
  "lang_code": "vi",
  "notes": [
    "越南语中有许多不同的打招呼方式，这和人之间的关系和社会地位有关。而本词是可以对任何人使用的。"
  ],
  "pos": "intj",
  "pos_title": "感叹词",
  "senses": [
    {
      "glosses": [
        "(正式) 你好"
      ]
    },
    {
      "glosses": [
        "(正式) 幸会"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "chào"
    }
  ],
  "word": "xin chào"
}