vacuum doughnut

  1. 环形真空室

网络词典

vacuum doughnut

英 ˈvækjʊm 美 ˈvækjəm
名词中文翻译 中文翻译:真空
同义词: ['atmospheric vacuum', 'vacuum state例句:1. The vacuum cleaner sucked up the dust and dirt.(吸尘器吸走了灰尘和污垢。)']

例句:

  1. 1. The vacuum cleaner sucked up the dust and dirt.
    吸尘器吸走了灰尘和污垢。
  2. 2.The vacuum cleaner is a great tool for cleaning hard-to-reach surfaces.
    吸尘器是清洁难以到达的表面的好工具。
  3. 3.The vacuum cleaner was used to clean the floor before the party.
    在派对之前,用吸尘器清理了地板。