Alpha-emitting isotope
[化] α放射性同位素
🧩 词语组成解析
alpha
['ælfə]
n. 希腊字母的第一个字母;
n. 发射；发出, 散发
🗣️ 情景例句
someone to sign for the loan for you.
找个人为你们的贷款签个名。
See you tomorrow.
明天见。
Was it cold yesterday?
昨天天气冷吗？