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单词 decay
释义
decay
(dɪk )
Word forms: decays , decaying , decayed
1. verb B2
When something such as a dead body, a dead plant, or a tooth decays, it is gradually destroyed by a natural process.
The bodies buried in the fine ash slowly decayed. [VERB]
The ground was scattered with decaying leaves. [VERB-ing]
Synonyms: rot, break down, disintegrate, spoil  
Decay is also a noun.
When not removed, plaque causes tooth decay and gum disease.
decayed adjective
...decayed teeth.
Synonyms: rotten, bad, decaying, wasted  
2. verb
If something such as a society, system, or institution decays, it gradually becomes weaker or its condition gets worse.
Popular cinema seems to have decayed. [VERB]
Congress has tried dozens of approaches to revitalize decaying urban and rural areas. [VERB-ing]
Decay is also a noun.
There are problems of urban decay and gang violence.
Collocations:
dental decay
When he died, aged 60, he was afflicted by diseased arteries, arthritis and dental decay.
Times, Sunday Times
Meanwhile, nutritionists explain that hair loss, dental decay and heart failure are just some of the consequences of celebs' strict diets.
The Sun
Dentists were the first to appropriate it, realising that by removing acids present in the mouth after a meal slowed dental decay.
Times, Sunday Times
The combination of plaque and acid leads to dental decay.
Retrieved from Wikipedia CC BY-SA 3.0
Fluoride helps prevent dental decay by binding to the hydroxyapatite crystals in enamel.
Retrieved from Wikipedia CC BY-SA 3.0
moral decay
Don't imagine that their elevation to a kind of shrine-meets-show home represents recent moral decay.
Times, Sunday Times
I definitely think that it adds to the moral decay or our culture.
The Sun
In these tales, nature's rot reflects humankind's moral decay.
Times, Sunday Times
I have often heard it described as a symbol of our society's moral decay.
Times, Sunday Times
Only constant exercise will prevent moral decay.
Times, Sunday Times
prevent decay
Teeth should be cleaned for at least two minutes twice a day to prevent decay.
The Sun
As well as being available for public scrutiny and use, archives (and not just books), need cataloguing and conservation to prevent decay and loss.
Times, Sunday Times
Furthermore, little effort would appear to have been expended on the upkeep of ditches and fosses to prevent decay and silting.
Retrieved from Wikipedia CC BY-SA 3.0
Fluoride helps prevent decay of a tooth by binding to the hydroxyapatite crystals in enamel.
Retrieved from Wikipedia CC BY-SA 3.0
Considering that dry areas prevent decay from water and destructive microorganisms are unable to flourish.
Retrieved from Wikipedia CC BY-SA 3.0
slow decay
Slow decay can seem preferable to open dissent or a public row.
Times, Sunday Times
Initially loyal to the system, he comes to despise the ruling order responsible for the city's slow decay and lashes out destructively.
Retrieved from Wikipedia CC BY-SA 3.0
Both the high luminosity and slow decay indicate that the supernova's progenitor was a star as massive as about 250 solar masses.
Retrieved from Wikipedia CC BY-SA 3.0
However, the components used in this technique are responsible for the slow decay of the works produced with it.
Retrieved from Wikipedia CC BY-SA 3.0
Due to the slow decay of the pulse, which was rounded and not perfectly square, some of the transmitted signal was received on the display.
Retrieved from Wikipedia CC BY-SA 3.0
Translations:
Chinese: 腐烂
Japanese: 衰える
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更新时间:2024/12/23 9:42:38