How to use "Radioactive decay constant" - 释义·音标·例句

🧩 词语组成解析

radioactive ['redɪo'æktɪv]

adj. 放射性的;

radio光线+act行动，做+ive有...性质的、有...作用的 →放射性的

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

constant ['kɑnstənt]

adj. 不断的，持续的;永恒的，始终如一的;坚定;忠实的; n. [数]常数，常量;不变的事物;永恒值;

con始终+stant站立→始终站着→不变的

as well as the younger people of Riverdale.

和年轻人服务。

My hobby is collecting stones.

我的嗜好是收集石头。

Then he sat there and looked at it for three hours! He didn't write a word!

然后他就坐在那里，对着考卷看了3个小时，一个字也没写！

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