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vacuum

[ˈvækjuːm] [ˈvækjuːm]
  • 复数:vacua;
  • 第三人称单数:vacuums;
  • 过去式:vacuumed;
  • 过去分词:vaccumed;
  • 现在分词:vacuuming;
  • 同义词
    词组
    • in a vacuum
      (of an activity or a problem to be considered) isolated from the context normal to it and in which it can best be understood or assessed (需考虑的活动,问题)似在真空中;脱离现实
    柯林斯高阶英汉双解学习词典释义
    英汉词典释义
    英英词典释义
    • Noun
      1. the absence of matter
      2. an empty area or space;
      "the huge desert voids""the emptiness of outer space""without their support he'll be ruling in a vacuum"
      3. a region empty of matter
      4. an electrical home appliance that cleans by suction
    • Verb
      1. clean with a vacuum cleaner;
      "vacuum the carpets"
    行业词典
    • 医学: 真空;
      哲学: 真空;
      机械: 真空;在指定空间内,低于一个大气压力的气体状态。;
      水产: 真空排气;exhaust 用减压抽气方法排气。;
      物理学: 真空;
      电力: 真空;
      电子学: 真空;
      航天: 真空;