英语词汇“vacuum”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

vacuum

/ˈvakjuːm/

noun (plural vacuums or vacua /ˈvakjʊə/)

1A space entirely devoid of matter.Since by definition it contains no matter, the vacuum of space itself has NO temperature....

They operate like any rocket engine in the vacuum of space, by propelling gases in one direction to create an opposite and equal force on the craft.
I am curious as to exactly when scientists found out that space is a vacuum and not made up of ether?

Synonyms

empty space, emptiness, void, nothingness, vacuity, vacancy

rare voidness, nihility

1.1A space or container from which the air has been completely or partly removed.The chamber was then put into a vacuum overnight to remove any remaining trace of organic solvent....

After venting to release the vacuum, he removed the detector flange.
He creates a vacuum in a glass container, and places one atom of carbon into it.

1.2 [usually in singular] A gap left by the loss, death, or departure of someone or something significant: the political vacuum left by the death of the Emperor...

The vacuum created by their departure was filled by the club's most committed supporters, who set about raising money and bringing the club back from the brink.
The vacuum created by his death 24 years back still remains unfilled.
In rural Scotland the retiral of a sitting MP always creates a vacuum which other political parties rush to fill.

Synonyms

gap, space, absence, lack, deficiency, blank, lacuna

2 (plural vacuums) A vacuum cleaner.It would be another ten years before the electric vacuum, iron, and frying pan became available as consumer products....

Distractions such as rattles, music, or even running a vacuum, washing machine, or blow-dryer may be amusing or comforting to your baby.
This is a combination stick and handheld (dust buster style) vacuum and is proving to be perfect for my small apartment.

Synonyms

vacuum cleaner

British informal vac

trademark Hoover

verb [with object]

Clean with a vacuum cleaner: the room needs to be vacuumed...

I was sick of being the only one who vacuumed common areas, cleaned the bath and toilet or did a load of dishes without quibbling whether I'd eaten off them.
Kids don't care if the room has been vacuumed and cleaned.
Apparently while I've been at work my son has cleaned up the house, even vacuuming it!

Synonyms

vacuum-clean;

British hoover

Phrases

in a vacuum

Origin

Mid 16th century: modern Latin, neuter of Latin vacuus 'empty'.

This modern Latin word is from Latin vacuus ‘empty’, a base shared by mid 17th-century vacuous meaning, in early examples, ‘empty of matter’. ‘Unintelligent’ became one of the word's meanings in the mid 19th century.

单词	vacuum
释义	vacuum /ˈvakjuːm/ noun (plural vacuums or vacua /ˈvakjʊə/) 1A space entirely devoid of matter.Since by definition it contains no matter, the vacuum of space itself has NO temperature.... They operate like any rocket engine in the vacuum of space, by propelling gases in one direction to create an opposite and equal force on the craft. I am curious as to exactly when scientists found out that space is a vacuum and not made up of ether? Synonyms empty space, emptiness, void, nothingness, vacuity, vacancy rare voidness, nihility 1.1A space or container from which the air has been completely or partly removed.The chamber was then put into a vacuum overnight to remove any remaining trace of organic solvent.... After venting to release the vacuum, he removed the detector flange. He creates a vacuum in a glass container, and places one atom of carbon into it. 1.2 [usually in singular] A gap left by the loss, death, or departure of someone or something significant: the political vacuum left by the death of the Emperor... The vacuum created by their departure was filled by the club's most committed supporters, who set about raising money and bringing the club back from the brink. The vacuum created by his death 24 years back still remains unfilled. In rural Scotland the retiral of a sitting MP always creates a vacuum which other political parties rush to fill. Synonyms gap, space, absence, lack, deficiency, blank, lacuna 2 (plural vacuums) A vacuum cleaner.It would be another ten years before the electric vacuum, iron, and frying pan became available as consumer products.... Distractions such as rattles, music, or even running a vacuum, washing machine, or blow-dryer may be amusing or comforting to your baby. This is a combination stick and handheld (dust buster style) vacuum and is proving to be perfect for my small apartment. Synonyms vacuum cleaner British informal vac trademark Hoover verb [with object] Clean with a vacuum cleaner: the room needs to be vacuumed... I was sick of being the only one who vacuumed common areas, cleaned the bath and toilet or did a load of dishes without quibbling whether I'd eaten off them. Kids don't care if the room has been vacuumed and cleaned. Apparently while I've been at work my son has cleaned up the house, even vacuuming it! Synonyms vacuum-clean; British hoover Phrases in a vacuum Origin Mid 16th century: modern Latin, neuter of Latin vacuus 'empty'. This modern Latin word is from Latin vacuus ‘empty’, a base shared by mid 17th-century vacuous meaning, in early examples, ‘empty of matter’. ‘Unintelligent’ became one of the word's meanings in the mid 19th century.
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