"напрасный" meaning in 俄语

{
  "categories": [
    {
      "kind": "other",
      "name": "俄语",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "俄语形容词",
      "parents": [],
      "source": "w"
    }
  ],
  "lang": "俄语",
  "lang_code": "ru",
  "pos": "unknown",
  "senses": [
    {
      "glosses": [
        "白费的\n不必要的\n, -сен, -сна〔形〕\n#徒劳无益的，枉然的，白白的\n#::～ые стара́ния白费劲\n#::～ая ра́дость白高兴\n#::～ая тра́та вре́мени白浪费时间\n#无根据的，不必要的\n#::～ые опасе́ния不必要的担心\n#::～ая трево́га不必要的惊慌；虚惊."
      ],
      "id": "zh-напрасный-ru-unknown-gn8AnWbH"
    }
  ],
  "word": "напрасный"
}

{
  "categories": [
    "俄语",
    "俄语形容词"
  ],
  "lang": "俄语",
  "lang_code": "ru",
  "pos": "unknown",
  "senses": [
    {
      "glosses": [
        "白费的\n不必要的\n, -сен, -сна〔形〕\n#徒劳无益的，枉然的，白白的\n#::～ые стара́ния白费劲\n#::～ая ра́дость白高兴\n#::～ая тра́та вре́мени白浪费时间\n#无根据的，不必要的\n#::～ые опасе́ния不必要的担心\n#::～ая трево́га不必要的惊慌；虚惊."
      ]
    }
  ],
  "word": "напрасный"
}