Radioactive decay chain（）：n. - 完整释义与助记

🧩 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

chain [tʃen]

n. 链子，链条;连锁，连续;拘束;连锁店或旅馆系列的事物; vt. 用铁链锁住;监禁，束缚;

I heard through the grapevine that the minister is going to resign.

我听到小道消息，首相将辞职。

Why are you crying?

你为什么哭？

Are you making progress?

有进展吗？

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