Radioactive decay chain
[化] 放射性衰变链
🧩 词语组成解析
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;
🗣️ 情景例句
If you can't pay the bill, you're going to be in trouble.
你如果不能付账，就要倒霉。
I never expected him to be so great.
我没有想到他会是那么了不起。
The baby was about ten months old. At first she was asleep.
那小孩大约10个月大。最初，她是睡着的。