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TOEFL IELTS BNC: 5526 COCA: 4930
vacuum
vækjuːm -juːəm ˈvækjʊəm ˈvækjum ˈvækjuəm
Word forms: plural , 3rd person singular present tense vacuums, present participle vacuuming, past tense , past participle vacuumed
1 N-COUNT [usually singular] 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. 空位;空缺;空白
  • 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。

  • 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。

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. 在封闭状态中;与外界隔绝
  • Moral values cannot be taught in a vacuum.

    道德价值观的教育不能脱离实际。

  • 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。

3 VERB 用真空吸尘器打扫 If you vacuum something, you clean it using a vacuum cleaner. 用真空吸尘器打扫
  • I vacuumed the carpets today. [VERB noun]

    今天我用吸尘器清洁了地毯。

  • It's important to vacuum regularly. [VERB]

    定期用吸尘器吸尘很重要。

SYN vacuum-clean, hoover
4 N-COUNT [usually singular] 真空 A vacuum is a space that contains no air or other gas. 真空
  • 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。

  • The spinning turbine creates a vacuum.

    旋转的涡轮形成了一块真空区域。

Quotations
Nature abhors a vacuum François Rabelais Gargantua
Trends of vacuum
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