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vacuum

英 /ˈvækjuːm/美 /ˈvækjuːm/
  • n.
    真空，真空容器；真空吸尘器；空白，空虚；（用真空吸尘器所做的）清洁，清扫
  • v.
    用真空吸尘器打扫
  • adj.
    利用真空的；真空的；产生真空的
复数vacuums或vacua
第三人称单数vacuums
现在分词vacuuming
过去式vacuumed
过去分词vacuumed
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词语例句

  1. 真空，真空容器cn.

    六级

    • Wind is a current of air caused by a vacuum caused by hot air rising.

      风是由热空气上升产生真空而引起的空气流动。

    • IRobot, maker of the Roomba, a robot vacuum cleaner, has been showing off Ava, a three-foot-tall droid on wheels that carries a tablet computer.

      真空吸尘机器人 Roomba 的制造商 iRobot 一直在展示 Ava，这是一个三英尺高、带轮子、携带平板电脑的机器人。

  2. 真空吸尘器cn.

    • The frying pan and electric vacuum became available as consumer products.

      煎锅和电子真空吸尘器已成为消费品。

  3. 空白，空虚cn. (常sing.)

    • His resignation has created a vacuum which cannot easily be filled.

      他的引退造成了难以填补的空白。

  4. （用真空吸尘器所做的）清洁，清扫cn. (常sing.)

    • I want to give my room a quick vacuum tomorrow morning.

      我想在明天早上用吸尘器快速打扫一下我的房间。

  1. Vacuum cleaners work by suction.
    真空吸尘器靠抽吸除尘。
    来自《牛津词典》
  2. The vacuum has an unpleasant smell.
    这个真空吸尘器有股难闻的气味。
    来自《柯林斯英汉双解大词典》
  3. Exclusion of air creates a vacuum in the bottle.
    瓶子里的空气排除后就产生真空。
    来自《牛津词典》

相关短语

  • vacuum tube
    真空管；电子管；玻璃管；真空管电子管
  • vacuum permeability
    真空磁导率
  • vacuum pumps
    水力喷射器；真空帮浦；真空泵；水动力喷洒器
  • Vacuum UV
    真空紫外线；真空紫外光
  • vacuum evaporation
    真空蒸发；真空蒸镀；真空蒸壳

同义词

n.
roomgamma space
[真空]真空；空间；真空吸尘器

词义分布

真空
99.2%
真空吸尘器
0.4%
空间
0.3%

英英释义

  • n.the absence of matter
  • n.an empty area or space
  • n.a region that is devoid of matter
  • n.an electrical home appliance that cleans by suction
  • v.clean with a vacuum cleaner
  1. v.
    to clean a room or a surface using a vacuum cleaner
    用真空吸尘器清扫
    • I had to vacuum the carpet and clean the bathrooms.
      我不得不用吸尘器吸地毯和打扫浴室。
  2. n.
    a space that contains no air or other gas
    真空
    • When the machine is switched on, a vacuum is created.
      当机器开动时，就产生了真空。

词源

  • vacuum真空；真空吸尘器
    词根词缀： -vacu-空 + -um名词词尾
  • vacuum真空
    词源同 vacant,空着的，用于指真空。