Alpha-activeity
[化] α放射性
🧩 词语组成解析
alpha
['ælfə]
n. 希腊字母的第一个字母;
🗣️ 情景例句
Sorry, but she is with someone right now.
抱歉，她正在会客。
She has good taste in clothes.
她对服装很有鉴赏力。
Look out! There is a car coming.
小心，车来了。