"sông Lô" meaning in Vietnamese

{
  "etymology_templates": [
    {
      "args": {
        "1": "vi",
        "2": "sông",
        "3": "Lô",
        "t1": "river",
        "t2": "?"
      },
      "expansion": "sông (“river”) + Lô (“?”)",
      "name": "com"
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "vi",
        "2": "proper noun",
        "head": "",
        "tr": ""
      },
      "expansion": "sông Lô",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "sông Lô",
      "name": "vi-proper noun"
    }
  ],
  "lang": "Vietnamese",
  "lang_code": "vi",
  "pos": "name",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English links with redundant alt parameters",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English links with redundant wikilinks",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Vietnamese entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "place",
          "langcode": "vi",
          "name": "Places in China",
          "orig": "vi:Places in China",
          "parents": [
            "Places"
          ],
          "source": "w"
        },
        {
          "kind": "place",
          "langcode": "vi",
          "name": "Places in Vietnam",
          "orig": "vi:Places in Vietnam",
          "parents": [
            "Places"
          ],
          "source": "w"
        },
        {
          "kind": "place",
          "langcode": "vi",
          "name": "Rivers in China",
          "orig": "vi:Rivers in China",
          "parents": [
            "Rivers",
            "Places"
          ],
          "source": "w"
        },
        {
          "kind": "place",
          "langcode": "vi",
          "name": "Rivers in Vietnam",
          "orig": "vi:Rivers in Vietnam",
          "parents": [
            "Rivers",
            "Places"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Lô River (a river in northern Vietnam and Yunnan, southern China)"
      ],
      "id": "en-sông_Lô-vi-name-Oj~pkwAQ",
      "links": [
        [
          "Lô River",
          "w:Lô River"
        ],
        [
          "river",
          "river"
        ],
        [
          "Vietnam",
          "Vietnam#English"
        ],
        [
          "Yunnan",
          "Yunnan#English"
        ],
        [
          "China",
          "China#English"
        ]
      ],
      "synonyms": [
        {
          "word": "sông Cả"
        },
        {
          "word": "sông Bình Nguyên"
        },
        {
          "word": "Tuyên Quang giang"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[səwŋ͡m˧˧ lo˧˧]",
      "tags": [
        "Hà-Nội"
      ]
    },
    {
      "ipa": "[ʂəwŋ͡m˧˧ low˧˧]",
      "tags": [
        "Huế"
      ]
    },
    {
      "ipa": "[səwŋ͡m˧˧ low˧˧]",
      "tags": [
        "Huế"
      ]
    },
    {
      "ipa": "[ʂəwŋ͡m˧˧ low˧˧]",
      "note": "Saigon"
    },
    {
      "ipa": "[səwŋ͡m˧˧ low˧˧]",
      "note": "Saigon"
    }
  ],
  "word": "sông Lô"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "vi",
        "2": "sông",
        "3": "Lô",
        "t1": "river",
        "t2": "?"
      },
      "expansion": "sông (“river”) + Lô (“?”)",
      "name": "com"
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "vi",
        "2": "proper noun",
        "head": "",
        "tr": ""
      },
      "expansion": "sông Lô",
      "name": "head"
    },
    {
      "args": {},
      "expansion": "sông Lô",
      "name": "vi-proper noun"
    }
  ],
  "lang": "Vietnamese",
  "lang_code": "vi",
  "pos": "name",
  "senses": [
    {
      "categories": [
        "English links with redundant alt parameters",
        "English links with redundant wikilinks",
        "Pages with 1 entry",
        "Pages with entries",
        "Vietnamese entries with incorrect language header",
        "Vietnamese lemmas",
        "Vietnamese proper nouns",
        "Vietnamese terms with IPA pronunciation",
        "vi:Places in China",
        "vi:Places in Vietnam",
        "vi:Rivers in China",
        "vi:Rivers in Vietnam"
      ],
      "glosses": [
        "Lô River (a river in northern Vietnam and Yunnan, southern China)"
      ],
      "links": [
        [
          "Lô River",
          "w:Lô River"
        ],
        [
          "river",
          "river"
        ],
        [
          "Vietnam",
          "Vietnam#English"
        ],
        [
          "Yunnan",
          "Yunnan#English"
        ],
        [
          "China",
          "China#English"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[səwŋ͡m˧˧ lo˧˧]",
      "tags": [
        "Hà-Nội"
      ]
    },
    {
      "ipa": "[ʂəwŋ͡m˧˧ low˧˧]",
      "tags": [
        "Huế"
      ]
    },
    {
      "ipa": "[səwŋ͡m˧˧ low˧˧]",
      "tags": [
        "Huế"
      ]
    },
    {
      "ipa": "[ʂəwŋ͡m˧˧ low˧˧]",
      "note": "Saigon"
    },
    {
      "ipa": "[səwŋ͡m˧˧ low˧˧]",
      "note": "Saigon"
    }
  ],
  "synonyms": [
    {
      "word": "sông Cả"
    },
    {
      "word": "sông Bình Nguyên"
    },
    {
      "word": "Tuyên Quang giang"
    }
  ],
  "word": "sông Lô"
}