Decay
[ dɪ'ke ]
第2级
其它 Other
vt.& vi. （使）腐烂，腐朽;
vi. 衰败，衰退，衰落;
n. 腐败、衰退的状态;
💡 词根助记
de向下+cay落下→向下掉→衰退;腐败
📝 例句
the insidious growth of decay
溃烂在不知不觉间的蔓延
Sweet potatoes decayed after the frost.
霜下了之后,红薯烂掉了。
It may develop in place by the decay and disintegration of bedrock.
它可能是通过基岩的腐蚀和崩解就地生成的。
His mental decay is distressing.
他的智力衰退令人苦恼。
Sweets can decay the teeth.
糖果会蛀蚀牙齿。
🌱 联想助记
【记】※ delay-推迟,decay-衰退:推迟衰退
※ delay-搁置,decay-腐烂:事物搁置太久的话就会腐烂
✅ 同义词
🔤 词根
-cid-表示“切开”或“落下”
常见变体有-cis-、-cas-
📖 牛津释义
decay
v
1 [I, Tn] (cause sth to) become bad; rot; decompose （使某物）变坏, 腐烂, 变质
decaying teeth, vegetables 龋齿、 腐烂的蔬菜
Sugar decays your teeth. 糖能腐蚀牙齿.
2 [I] lose power, vigour, influence, etc 失去权力、 活力、 影响等
a decaying culture, society, regime, etc 衰退的文化、 社会、 政权等
Our powers decay (ie We become less strong, alert, etc) in old age. 我们的体力、 精力在老年时就衰退. decay, n [U]
(state reached by the process of) decaying 腐败、 衰退的状态: `tooth decay 蛀牙
The empire is in decay. 帝国在衰亡.
The feudal system slowly fell into decay, ie stopped working. 封建制度在缓慢地衰亡.
🎯 考研助记
地开（谐音）： 腐烂让地面都裂开了 de(向下)+cay(cad落下)→向下掉→ 衰退 网友：yqy补充： 比较decade：经过十年，这东西腐烂了
🔁 扩展释义
*[di'kei]n. 衰退, 腐败vt. (使)衰退, (使)腐败vi. (使)衰退, (使)腐败【医】 腐蚀, 腐烂, 衰变, 蜕变, 衰退相关词组: fall into decay
🏥 医学释义
腐蚀，衰变
🌿 同词根单词
📖 同为「CET-4」词汇
查看全部CET-4词汇 ›🗣️ 情景例句
Well, it's getting late. I must be off now. Nice to meet you.
好啦，时间不早了。我得走了。见到你很高兴。
That's why you need the lab.
这就是你为什么要用实验室的原因。
It's a beautiful day today.
今天天气真好。