Beta-decay
衰变，贝他衰变
🧩 词语组成解析
n. 希腊字母表的第二个字母\\n[医] β(希腊文的第二个字母), 乙种
🗣️ 情景例句
Where does she live?
她住在哪？
I'm thinking of quitting the job.
我在考虑辞职。
There was no doubt that we were unwelcome visitors.
毫无疑问，我们的来访是不受欢迎的。