"真空管" meaning in Chinois

{
  "categories": [
    {
      "kind": "other",
      "name": "Compositions en chinois",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Mots en chinois issus d’un mot en anglais",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Noms communs en chinois",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Chinois",
      "orig": "chinois",
      "parents": [],
      "source": "w"
    }
  ],
  "etymology_texts": [
    "Motcomposé de 真空, zhēnkōng (« vide ») et de 管, guǎn (« tube »), calque de l’anglais vacuum tube."
  ],
  "forms": [
    {
      "form": "眞空管",
      "tags": [
        "Traditional Chinese"
      ]
    }
  ],
  "lang": "Chinois",
  "lang_code": "zh",
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Lexique en chinois de l’électronique",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "Tube électronique (tube à vide)."
      ],
      "id": "fr-真空管-zh-noun-1x8EYPvf",
      "topics": [
        "electricity"
      ]
    }
  ],
  "sounds": [
    {
      "tags": [
        "Pinyin"
      ],
      "zh_pron": "zhēnkōng guǎn"
    },
    {
      "ipa": "\\ʈ͡ʂən˥ kʰʊŋ˥ ku̯a̠n˨˩\\"
    }
  ],
  "word": "真空管"
}

{
  "categories": [
    "Compositions en chinois",
    "Mots en chinois issus d’un mot en anglais",
    "Noms communs en chinois",
    "chinois"
  ],
  "etymology_texts": [
    "Motcomposé de 真空, zhēnkōng (« vide ») et de 管, guǎn (« tube »), calque de l’anglais vacuum tube."
  ],
  "forms": [
    {
      "form": "眞空管",
      "tags": [
        "Traditional Chinese"
      ]
    }
  ],
  "lang": "Chinois",
  "lang_code": "zh",
  "pos": "noun",
  "pos_title": "Nom commun",
  "senses": [
    {
      "categories": [
        "Lexique en chinois de l’électronique"
      ],
      "glosses": [
        "Tube électronique (tube à vide)."
      ],
      "topics": [
        "electricity"
      ]
    }
  ],
  "sounds": [
    {
      "tags": [
        "Pinyin"
      ],
      "zh_pron": "zhēnkōng guǎn"
    },
    {
      "ipa": "\\ʈ͡ʂən˥ kʰʊŋ˥ ku̯a̠n˨˩\\"
    }
  ],
  "word": "真空管"
}