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

went to the Thanksgiving Day parade?

去参加感恩节游行吗

The post office is right on the corner, You can't miss it.

那邮局就在转角的地方，很好找。

Have you ever been to West Hill Farm?

你曾到过西山农场吗？

更多情景英语 ›

🔤 更多 D 开头的单词

daphnandrine

decentralized multipoint

dementing

derman

dialyzed milk

dirpath

distinct group

donned

全部 D 开头单词 ›