"потемнение" meaning in 俄语

{
  "categories": [
    {
      "kind": "other",
      "name": "俄语",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "俄语名词",
      "parents": [],
      "source": "w"
    }
  ],
  "lang": "俄语",
  "lang_code": "ru",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "变暗\n发暗\n变黑\n发黑\n模糊\n黑暗起来\n发乌\n暗淡起来\n变的不清醒\n不鲜明\n〔中〕见темне́ть."
      ],
      "id": "zh-потемнение-ru-noun-aw~UMk8t"
    }
  ],
  "word": "потемнение"
}

{
  "categories": [
    "俄语",
    "俄语名词"
  ],
  "lang": "俄语",
  "lang_code": "ru",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "变暗\n发暗\n变黑\n发黑\n模糊\n黑暗起来\n发乌\n暗淡起来\n变的不清醒\n不鲜明\n〔中〕见темне́ть."
      ]
    }
  ],
  "word": "потемнение"
}