decay
音标发音
- 英式音标 [dɪˈkeɪ]
- 美式音标 [dɪˈkeɪ]
- 国际音标 [di'kei]
- 英式发音
- 美式发音
基本解释
- v. 衰退,衰减;衰败;腐烂,腐朽
- n. 衰退,衰减;衰败;腐烂,腐朽
- n. (Decay) (法、美、意、英、希)德凯(人名)
词源解说
- 15世纪晚期进入英语,直接源自古法语的decair,意为烂掉。
词根记忆
- 和delay(v.耽误)一起记
- 骗(decoy)人变坏(decay)
用法辨析
- decay的基本意思是通过化学变化而“(使)腐烂,(使)腐朽”。可用来比喻因体力、精力、活力或影响力等的丧失而“衰败,衰退,衰落”至一个较原来低或差的状态,此时只用作不及物动词。
v. (动词)
英汉例句
- The decay of the meat could have been prevented by proper refrigeration.
如果经过适当的冷藏,这些肉本来不至于腐烂掉。 - The cabbages had already started to decay.
卷心菜已经开始烂了。 - Pollution has decayed the surface of the stonework on the front of the cathedral.
污染已腐蚀了教堂前部的石头雕塑。 - She smelt the unpleasantly sweet smell of decaying meat.
她闻到了肉类腐烂发出的变质臭味。
用作名词 (n.)
用作动词 (v.)
用作不及物动词: S+~(+A)
用作及物动词: S+ ~+n./pron.
其他
词组短语
- bacterial decay 细菌性腐烂
- creeping political decay 政治上的逐渐腐败
- dental decay 牙齿龋蚀
- mental decay 智力衰退
- moral decay 道德沦丧
用作名词 (n.)
形容词+~
英英字典
- to become gradually damaged, worse, or less; to cause something to do this
- the process of decaying
- When something such as a dead body, a dead plant, or a tooth decays, it is gradually destroyed by a natural process.
- Decay is also a noun.
- decayed
- If something such as a society, system, or institution decays, it gradually becomes weaker or its condition gets worse.
- Decay is also a noun.
剑桥英英字典
柯林斯英英字典
专业释义
- 腐朽材
- 腐朽术
- 腐朽
- 腐烂
Moreover, postharvest Imazalil treatments also decreased decay of stored fruit and at 250ppm the result was better.
此外,Imazalil采后处理也能有效减少低温贮藏期间杏腐烂率,以250ppm处理效果较好。机械工程
- 腐烂
High concentration of 1-MCP (2 M 1/L) treatment, however, inhibited PAL, POD activities during the later period of storage, thereby increasing decay incidence.4.
但高浓度(2μl/L)1-MCP处理,降低了菜用大豆贮藏后期的PAL、POD活性,使豆荚中木质素积累受抑,降低了豆荚抗病能力,导致豆荚褐腐病发生的增加 4、研究了不同浓度茉莉酸甲酯(MJ)处理对菜用大豆贮藏期间腐烂和衰老的影响。物理学
- 裂变
- 衰变
- 衰变
The diffrence includes: the decay of two solitons is not synchronous, and two lower(higher) amplitude fundamental solitons are not totally alike.
衰变规律的不同主要表现在:两个二阶孤子并不是同时衰变,衰变后两个小(大)振幅基孤子并不完全相同。数学
- 衰减
We derived learning rates for the least-square regression and density estimation on bounded domains under some decay conditions near the boundary on the marginal distribution of the probability measure for sampling.
当边缘分布函数在采样的定义域附近满足一定的衰减性条件,我们给出了最小平方形式下的回归函数和密度估计函数的学习率。 - 衰退
The decay rate of the corresponding strong solution at infinity is also given for some kinds of initial data with exponential decay.
若其初值以指数方式衰退,且空间可微,则此强解在之后的时间内也将以指数方式衰退。经济学
- 衰变
- 衰落
- 衰败
In Mamet’s opinion, all plays are about decay.
在马梅特看来,一切戏剧都与衰败息息相关。交通运输工程
- 衰减
- (运行中的人造卫星)能量消减:
- (运行中的人造地球卫星的)能量消减;(轨道的)衰微,劣化
- 腐朽
- 衰变
- 腐败
- 蜕变;腐败
- 腐蚀;余辉
- 衰变
- 衰减
- 衰变