Decay of activity

[化] 活性衰减

🧩 词语组成解析

decay [dɪ'ke]

vt.& vi. （使）腐烂，腐朽; vi. 衰败，衰退，衰落; n. 腐败、衰退的状态;

de向下+cay落下→向下掉→衰退;腐败

of [əv]

prep. 关于;属于…的;由…制成; aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];

activity [æk'tɪviti]

n. 活动;活跃，敏捷;活动力;教育活动;

act行动，做+ivity状态→活动

🗣️ 情景例句

Let's go for lunch. I'm buying.

去吃午饭吧， 我请客。

When the heart is full,, the tongue will speak.

胸有成竹，口若悬河。

I'd like to invite you to dinner before you go. What about Thursday?

我想在你走之前请你吃饭。周四怎么样？

更多情景英语 ›

🔤 更多 D 开头的单词

dance floor

defining vocabulary

depicter

deprival

differential network

dioestrual

dispersion sling

domiciliary search

全部 D 开头单词 ›