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单词库 \ 英汉词典 \

vacuums是什么意思

vacuums

n. 真空，真空状态，真空度，空洞；

柯林斯高阶英汉双解学习词典释义

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.
例句
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。
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.
例句
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。
VERB

用真空吸尘器打扫

If you vacuum something, you clean it using a vacuum cleaner.
例句
I vacuumed the carpets today... 今天我用吸尘器清洁了地毯。 It's important to vacuum regularly. 定期用吸尘器吸尘很重要。
N-COUNT

真空

A vacuum is a space that contains no air or other gas.
例句
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。

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