Word · Frequency #6007
decayed
恶化；衰退；衰败
decayed is the past of decay.
To become worse in quality, strength, or health; to decline or deteriorate.
- 1.
To deteriorate, to get worse, to lose strength or health, to decline in quality.
衰退；恶化；衰弱
- 2.
To rot, to go bad.
腐烂；变质
- 3.
To change by undergoing fission, by emitting radiation, or by capturing or losing one or more electrons; to undergo radioactive decay.
衰变；放射性衰变
- 4.
To undergo optical decay, that is, to relax to a less excited state, usually by emitting a photon or phonon.
光学衰减；退激
- 5.
Loss of airspeed due to drag.
因阻力导致的空速损失
- 6.
To cause to rot or deteriorate.
使腐烂；使变质
- 7.
Of an array: to lose its type and dimensions and be reduced to a pointer, for example when passed to a function.
数组退化为指针
腐烂；变质；使腐烂；使衰败；衰变；退激；光衰减；空速衰减；减速
In use
Fruit will decay quickly in a warm environment.
The abandoned house is slowly decaying.
The acidic fumes have decayed the metal pipes.
Verb forms
base decay · third person decays · -ing decaying · past decayed · past participle decayed
常规动词，加-ed构成过去式和过去分词。
Connections
Collocations
- decay rapidly
- 迅速衰退
- If left untreated, the food will decay rapidly.如果不加处理，食物会迅速腐烂。
- decay into
- 衰退成
- The empire decayed into a state of chaos.帝国衰退成一片混乱状态。
- decay over time
- 随时间衰退
- All organic matter decays over time.所有有机物都会随时间腐烂。
- decay naturally
- 自然腐烂
- The leaves were left to decay naturally on the forest floor.树叶被留在森林地面上自然腐烂。
- decay away
- 逐渐衰败
- The old building decayed away after years of neglect.那座老建筑在多年忽视后逐渐败落。
Pop culture & quotes
Learner notes
Memory Tip
想象“de”像“低”，“cay”音似“钙”，钙质流失导致骨头衰退腐败。
Context & Register
语域：neutral 常见场景：biological decomposition、gradual decline 通常用于描述物质腐烂或抽象事物的逐渐衰退过程。
Pronunciation & Spelling
All listed words end with the /eɪ/ sound, making them rhyme with 'decay'. They also share the common spelling pattern '-ay'.
High-value vocabulary
该词属于 Oxford 核心词汇，值得优先掌握常见搭配和句型。
Usage priority
Collins 词频等级为 2，建议结合例句记忆，而不是只背中文释义。
Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY, WORDNET.