"lose eyesight" meaning in Английский

{
  "categories": [
    {
      "kind": "other",
      "name": "Английский язык",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Зрение/en",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Устойчивые сочетания/en",
      "parents": [],
      "source": "w"
    }
  ],
  "lang": "Английский",
  "lang_code": "en",
  "pos": "phrase",
  "senses": [
    {
      "examples": [
        {
          "text": "Не lost his eyesight owing to smallpox.",
          "translation": "Онпотерял зрение из-за оспы."
        }
      ],
      "glosses": [
        "потерять зрение"
      ],
      "id": "ru-lose_eyesight-en-phrase-ahjMN894"
    }
  ],
  "word": "lose eyesight"
}

{
  "categories": [
    "Английский язык",
    "Зрение/en",
    "Устойчивые сочетания/en"
  ],
  "lang": "Английский",
  "lang_code": "en",
  "pos": "phrase",
  "senses": [
    {
      "examples": [
        {
          "text": "Не lost his eyesight owing to smallpox.",
          "translation": "Онпотерял зрение из-за оспы."
        }
      ],
      "glosses": [
        "потерять зрение"
      ]
    }
  ],
  "word": "lose eyesight"
}