vacuum

美 [ˈvækjuːm]英 [ˈvækjuːm]
  • n.真空;(用真空吸尘器所做的)清洁,清扫;真空状态;空白;空虚
  • v.用真空吸尘器清扫
  • adj.真空的;利用真空的;用以产生真空的

复数: vacua 过去式: vaccumed 现在分词: vacuuming 过去分词: vacuumed 第三人称单数: vacuums

vacu- 空 + -um 名词词尾

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vacuumvacuum

noun

1

真空
a space that is completely empty of all substances, including all air or other gas

a vacuum pump (= one that creates a vacuum )

真空泵

vacuum-packed foods (= in a package from which most of the air has been removed)

真空包装的食品

2

真空状态;空白;空虚
a situation in which sb/sth is missing or lacking

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。

3

(用真空吸尘器所做的)清洁,清扫
the act of cleaning sth with a vacuum cleaner

to give a room a quick vacuum

用吸尘器把房间迅速清扫一下

习语

existing separately from other people, events, etc. when there should be a connection

这种决定绝不能脱离实际。
This kind of decision cannot ever be made in a vacuum.

verb

用真空吸尘器清扫
to clean sth using a vacuum cleaner

Have you vacuumed the stairs?

你用吸尘器清扫楼梯了吗?

hoover

vacuum

频次

  • 1
    N-COUNT 空位;空缺;空白
    If someone or something creates a vacuum, they leave a place or position which then needs to be filled by another person or thing.

    The collapse of the army left a vacuum in the area...

    这支军队的溃败使这个地区出现了军事真空。

  • 2
    PHRASE 在封闭状态中;与外界隔绝
    If something is done in a vacuum, it is not affected by any outside influences or information.

    Moral values cannot be taught in a vacuum...

    道德价值观的教育不能脱离实际。

  • 3
    VERB 用真空吸尘器打扫
    If you vacuum something, you clean it using a vacuum cleaner.

    I vacuumed the carpets today...

    今天我用吸尘器清洁了地毯。

  • 4
    N-COUNT 真空
    A vacuum is a space that contains no air or other gas.

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

    风是由于热空气上升产生真空导致的一种气流运动。

noun

1
an electrical home appliance that cleans by suction
Synonym: vacuum cleaner
2
a region that is devoid of matter
Synonym: vacuity
3
an empty area or space
the huge desert voids
the emptiness of outer space
without their support he'll be ruling in a vacuum
Synonym: void vacancy emptiness
4
the absence of matter
Synonym: vacuity

verb

1
clean with a vacuum cleaner
vacuum the carpets
Synonym: vacuum-clean hoover

数据来源:WordNet

  1. Exclusion of air creates a vacuum in the bottle .

    瓶子里的空气排除后就产生真空。

  2. Vacuum cleaners work by suction .

    真空吸尘器靠抽吸除尘。

  3. This kind of decision cannot ever be made in a vacuum .

    这种决定绝不能脱离实际。

  4. 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。

  5. Have you vacuumed the stairs ?

    你用吸尘器清扫楼梯了吗?

  6. The collapse of the army left a vacuum in the area

    这支军队的溃败使这个地区出现了军事真空。

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

    风是由于热空气上升产生真空导致的一种气流运动。

  8. It 's important to vacuum regularly .

    定期用吸尘器吸尘很重要。

  9. Moral values cannot be taught in a vacuum

    道德价值观的教育不能脱离实际。

  10. We lived in a vacuum — no life , no news , no books .

    我们生活在与世隔绝的环境里——没有其他生物,收不到外界消息,也没有书看。

  11. His presence should fill the power vacuum which has been developing over the past few days .

    他的出现将填补过去这几天形成的权力真空。

  12. He could also learn to use the vacuum cleaner , the washing machine and other household appliances .

    他可以再学学使用吸尘器、洗衣机和其他家用电器。

  13. The vacuum flask has a strong casing , which won 't crack or chip

    这种热水瓶瓶身坚固,不易断裂破碎。

  14. The spinning turbine creates a vacuum .

    旋转的涡轮形成了一块真空区域。

  15. The latest Japanese vacuum cleaners contain sensors that detect the amount of dust and type of floor .

    日本的最新真空吸尘器配有可探测灰尘多少和地板类型的传感器。

  16. She works overtime with her vacuum cleaner to keep grit out of the kitchen .

    她动用真空吸尘器力争不让厨房出现沙砾。

  17. He warned that if the President tried to enforce control , the country would be sucked into a power vacuum .

    他警告说,如果总统想要实施强权统治的话,那么这个国家将陷入权力真空状态。

  18. After Mike left for work I stripped the beds and vacuumed the carpets

    迈克去上班后,我扯下了床罩并用吸尘器清扫地毯。

  19. We tested a selection of vacuum cleaners , from old faithfuls to those with the latest features .

    我们测试了各种真空吸尘器,从值得信赖的老牌子到有着最新特色的产品,不一而足。

  20. The vacuum has an unpleasant smell

    那个真空吸尘器有股很难闻的气味。

  21. If nature abhors a vacuum , journalists abhor a transition , when there is little news to cover .

    好比自然界拒绝真空一样,新闻工作者则厌恶没有多少新闻可供报道的过渡时期。

  22. I vacuumed and dusted the living room

    我用吸尘器打扫了客厅,擦了擦灰尘。

  23. I vacuumed the carpets today

    今天我用吸尘器清洁了地毯。

  24. In semiconductor receivers transistors take the place of vacuum tubes .

    在半导体收音机中晶体管代替了真空管。

  25. His wife 's death left a vacuum in his life .

    他妻子的去世使他的生活变得空虚。

  26. No one exists in a vacuum .

    没有一个人是生活在真空中的。

  27. I mean to buy a vacuum next month .

    下个月我打算买一台真空吸尘器。

  28. Sound waves cannot travel through a vacuum .

    声波不能在真空中传播。

  29. American abdication would tempt Soviet tendencies toward filling every vacuum .

    美国的退位将使苏联想要填补每一个真空。

  30. E has lived in a vacuum for eighteen years , cloyed by the representative and unique longings of any youth .

    他离群独处生活了18年,腻味了年轻人那一套典型而独特的向往和追求。

  • 习语

n.

in a vacuum

与世隔绝;脱离实际
existing separately from other people, events, etc. when there should be a connection

This kind of decision cannot ever be made in a vacuum.

这种决定绝不能脱离实际。