Alpha emission
[电] α发射
🧩 词语组成解析
alpha
['ælfə]
n. 希腊字母的第一个字母;
🗣️ 情景例句
I like to listen to the music and to play piano and occasionally to go swimming.
我喜欢听音乐、弹钢琴，有时候去游泳。
By the time we got there,the play had already begun.
等我们到那里，戏已经开始了。
He is collecting money.
他在筹集资金。