decay
- v.衰减;(使)腐烂;衰退;衰败;(建筑、地方等)破败;(力量、影响等)衰弱
- n.腐烂;(社会、机构、制度等的)衰退;腐朽;衰落
过去式： decayed 现在分词： decaying 过去分词： decayed 第三人称单数： decays
de- 离开,向下 + -cay 掉落
decaynoun
腐烂；腐朽
the process or result of being destroyed by natural causes or by not being cared for (= of decaying)
tooth decay
蛀牙
The landlord had let the building fall into decay .
房东不管，房子已经破烂不堪。
The smell of death and decay hung over the town.
城市上空弥漫着死亡和腐烂的气息。
（社会、机构、制度等的）衰败，衰退，衰落
the gradual destruction of a society, an institution, a system, etc.
economic/moral/urban decay
经济衰退；道德败坏；城市衰落
the decay of the old industries
旧工业的衰败
verb
（使）腐烂，腐朽
to be destroyed gradually by natural processes; to destroy sth in this way
decaying leaves/teeth/food
烂叶；蛀齿；腐烂食物
（建筑、地方等）破败，衰落，衰败
if a building or an area decays , its condition slowly becomes worse
decaying inner city areas
衰败中的旧城区
（力量、影响等）衰弱，衰退，衰减
to become less powerful and lose influence over people, society, etc.
decaying standards of morality
日趋低下的道德标准
decay
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1
VERB (尸体或死去的植物）腐烂，腐朽，腐败;(牙齿）遭蛀蚀
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...
埋在灰烬里的尸体慢慢地腐烂了。
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...decayed teeth.
蛀牙
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3
VERB (社会、制度、机构等）衰败，衰退，衰落
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...
大众电影似乎已经衰落了。
noun
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1
- the organic phenomenon of rotting
- Synonym: decomposition
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2
- a gradual decrease;as of stored charge or current
- Synonym: decline
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3
- the process of gradually becoming inferior
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4
- the spontaneous disintegration of a radioactive substance along with the emission of ionizing radiation
- Synonym: radioactive decay disintegration
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5
- an inferior state resulting from the process of decaying
- the corpse was in an advanced state of decay
- the house had fallen into a serious state of decay and disrepair
verb
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1
- fall into decay or ruin
- The unoccupied house started to decay
- Synonym: crumble dilapidate
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2
- lose a stored charge, magnetic flux, or current
- the particles disintegrated during the nuclear fission process
- Synonym: disintegrate decompose
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3
- undergo decay or decomposition
- The body started to decay and needed to be cremated
数据来源：WordNet
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It might lead to a decay of Chinese traditional literature .
这有可能会引起中国文学的衰退。
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The Effect of Pressure on Latent Image Decay of X-Ray Films
压力对X线胶片潜影衰退的影响
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Chemicals are injected into the fruit to reduce decay .
水果注入了化学药品以防腐坏。
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The fruit is injected with chemicals to reduce decay .
水果注入了化学药品以防腐坏。
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The smell of death and decay hung over the town .
城市上空弥漫着死亡和腐烂的气息。
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The place smelled of decay and neglect .
这地方有一股污浊腐朽的气味。
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The phosphate was deposited by the decay of marine microorganisms .
海洋微生物腐烂后沉积形成磷酸盐。
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Slugs feed on decaying plant and animal material .
蛞蝓以腐烂的动植物为食。
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Congress has tried dozens of approaches to revitalize decaying urban and rural areas .
国会已试行过数十种方法来重振正在走向衰败的城乡地区。
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They feed mostly on decaying vegetable matter .
它们大多以腐烂的蔬菜为食。
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The bodies buried in the fine ash slowly decayed
埋在灰烬里的尸体慢慢地腐烂了。
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The ground was scattered with decaying leaves .
地上满是腐败的落叶。
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Buildings are left to decay at the mercy of vandals and the weather
建筑物因人为的肆意破坏及日晒雨淋而日益破败。
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Popular cinema seems to have decayed
大众电影似乎已经衰落了。
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Jacobsen based his conclusion on an analysis of the decay of samarium-147 into neodymium-143 .
雅各布森得出的结论是基于对钐-147衰变成钕-143所作的分析。
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Two of my teeth decayed from lack of care .
由于不注意保护牙齿，我长了两颗蛀牙。
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The dampness of the climate caused the fruits to decay .
气候潮湿，水果都霉烂了。
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The air is full of the stink of decayed fish .
空气中充满了烂鱼的臭味。
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These buildings were left to decay .
这些建筑被听任破败下去。
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The Roman Empire began to decay .
罗马帝国开始衰败。
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Meat decays easily .
肉类很容易腐烂。
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The old civilization was fast falling into decay .
旧文化很快地衰落下去。
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Cavities in teeth are caused by decay .
牙齿上的空洞是由龋蚀造成的。
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Some utensils were in a state of decay when they were unearthed .
有些器皿在出土时已经残破。
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Decaying forces give way to new rising forces .
腐朽的势力让位于新生的势力。
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Whilst the detoxification requires energy , slow decay may still occur .
由于解毒作用需要能量，所以缓慢的腐朽仍然会发生。
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Bacteria sticks to food debris in the teeth , causing decay .
细菌附着在牙缝中的食物残渣上，导致蛀牙。
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They claimed that the plastics wouldn 't decay if they were buried .
他们声称塑料被埋起来就不会腐烂。
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This bacterial decay of cellulose also occurs in the gut of most herbivorous animals .
在很多食草动物的肠内这种纤维素也能被细菌分解。
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The antimuon decay also conserves the total light and heavy lepton numbers .
在反μ子衰变中，总轻轻子数和总重轻子数也是守恒的。
指（使）某物逐渐腐烂或建筑、地区等破败、衰坏；也可用于抽象概念，表示衰败、衰落。
The dampness of the climate caused the fruits to decay.
气候潮湿，水果都霉烂了。
Meat decays easily.
肉类很容易腐烂。
Two of my teeth decayed from lack of care.
由于不注意保护牙齿，我长了两颗蛀牙。
These buildings were left to decay.
这些建筑被听任破败下去。
The Roman Empire began to decay.
罗马帝国开始衰败。
指死去的动植物腐烂，常会产生毒气和臭味。
The dead fish laid putrefying under that tree.
那条死鱼在树下慢慢腐烂。
The body had putrefied beyond recognition.
尸体已经腐烂得辨认不出来了。
主要指由于自然变化而分解、腐烂，可有臭味也可没有臭味，引申则指人颓废、萎靡不振。
The continued rain will rot the wood.
连绵的雨会使木头烂掉。
The government simply left the unemployed to rot on the dole.
政府只是让那些失业者靠领取救济金颓废度日。